20780190720

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{647}}^1$

素因数の和:736

約数の個数: 528

約数和(自身を含む): 78218457408

約数和(自身を除く): 57438266688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 41, 45, 48, 51, 60, 64, 68, 72, 80, 82, 85, 90, 96, 102, 120, 123, 128, 136, 144, 153, 160, 164, 170, 180, 192, 204, 205, 240, 246, 255, 256, 272, 288, 306, 320, 328, 340, 360, 369, 384, 408, 410, 480, 492, 510, 512, 544, 576, 612, 615, 640, 647, 656, 680, 697, 720, 738, 765, 768, 816, 820, 960, 984, 1020, 1024, 1088, 1152, 1224, 1230, 1280, 1294, 1312, 1360, 1394, 1440, 1476, 1530, 1536, 1632, 1640, 1845, 1920, 1941, 1968, 2040, 2091, 2176, 2304, 2448, 2460, 2560, 2588, 2624, 2720, 2788, 2880, 2952, 3060, 3072, 3235, 3264, 3280, 3485, 3690, 3840, 3882, 3936, 4080, 4182, 4352, 4608, 4896, 4920, 5120, 5176, 5248, 5440, 5576, 5760, 5823, 5904, 6120, 6273, 6470, 6528, 6560, 6970, 7380, 7680, 7764, 7872, 8160, 8364, 8704, 9216, 9705, 9792, 9840, 10352, 10455, 10496, 10880, 10999, 11152, 11520, 11646, 11808, 12240, 12546, 12940, 13056, 13120, 13940, 14760, 15360, 15528, 15744, 16320, 16728, 17408, 19410, 19584, 19680, 20704, 20910, 20992, 21760, 21998, 22304, 23040, 23292, 23616, 24480, 25092, 25880, 26112, 26240, 26527, 27880, 29115, 29520, 31056, 31365, 31488, 32640, 32997, 33456, 38820, 39168, 39360, 41408, 41820, 41984, 43520, 43996, 44608, 46080, 46584, 47232, 48960, 50184, 51760, 52224, 52480, 53054, 54995, 55760, 58230, 59040, 62112, 62730, 62976, 65280, 65994, 66912, 77640, 78336, 78720, 79581, 82816, 83640, 87040, 87992, 89216, 93168, 94464, 97920, 98991, 100368, 103520, 104960, 106108, 109990, 111520, 116460, 118080, 124224, 125460, 125952, 130560, 131988, 132635, 133824, 155280, 156672, 157440, 159162, 164985, 165632, 167280, 175984, 178432, 186336, 188928, 195840, 197982, 200736, 207040, 209920, 212216, 219980, 223040, 232920, 236160, 238743, 248448, 250920, 261120, 263976, 265270, 267648, 310560, 314880, 318324, 329970, 331264, 334560, 351968, 356864, 372672, 377856, 391680, 395964, 397905, 401472, 414080, 424432, 439960, 446080, 450959, 465840, 472320, 477486, 494955, 496896, 501840, 527952, 530540, 535296, 621120, 629760, 636648, 659940, 662528, 669120, 703936, 713728, 745344, 783360, 791928, 795810, 802944, 828160, 848864, 879920, 892160, 901918, 931680, 944640, 954972, 989910, 993792, 1003680, 1055904, 1061080, 1070592, 1193715, 1242240, 1273296, 1319880, 1338240, 1352877, 1407872, 1490688, 1583856, 1591620, 1605888, 1656320, 1697728, 1759840, 1784320, 1803836, 1863360, 1889280, 1909944, 1979820, 1987584, 2007360, 2111808, 2122160, 2141184, 2254795, 2387430, 2484480, 2546592, 2639760, 2676480, 2705754, 2815744, 2981376, 3167712, 3183240, 3211776, 3312640, 3395456, 3519680, 3568640, 3607672, 3726720, 3819888, 3959640, 4014720, 4058631, 4223616, 4244320, 4509590, 4774860, 4968960, 5093184, 5279520, 5352960, 5411508, 5631488, 5962752, 6335424, 6366480, 6423552, 6764385, 6790912, 7039360, 7215344, 7453440, 7639776, 7919280, 8029440, 8117262, 8447232, 8488640, 9019180, 9549720, 9937920, 10186368, 10559040, 10705920, 10823016, 11262976, 12670848, 12732960, 13528770, 13581824, 14078720, 14430688, 14906880, 15279552, 15838560, 16058880, 16234524, 16894464, 16977280, 18038360, 19099440, 20293155, 20372736, 21118080, 21646032, 25341696, 25465920, 27057540, 27163648, 28157440, 28861376, 29813760, 30559104, 31677120, 32117760, 32469048, 33788928, 33954560, 36076720, 38198880, 40586310, 40745472, 42236160, 43292064, 50683392, 50931840, 54115080, 56314880, 57722752, 61118208, 63354240, 64938096, 67909120, 72153440, 76397760, 81172620, 81490944, 84472320, 86584128, 101366784, 101863680, 108230160, 115445504, 122236416, 126708480, 129876192, 135818240, 144306880, 152795520, 162345240, 168944640, 173168256, 203727360, 216460320, 230891008, 244472832, 253416960, 259752384, 288613760, 305591040, 324690480, 346336512, 407454720, 432920640, 461782016, 506833920, 519504768, 577227520, 611182080, 649380960, 692673024, 865841280, 1039009536, 1154455040, 1222364160, 1298761920, 1385346048, 1731682560, 2078019072, 2308910080, 2597523840, 3463365120, 4156038144, 5195047680, 6926730240, 10390095360, 20780190720]

約数ペア:

[(1, 20780190720), (2, 10390095360), (3, 6926730240), (4, 5195047680), (5, 4156038144), (6, 3463365120), (8, 2597523840), (9, 2308910080), (10, 2078019072), (12, 1731682560), (15, 1385346048), (16, 1298761920), (17, 1222364160), (18, 1154455040), (20, 1039009536), (24, 865841280), (30, 692673024), (32, 649380960), (34, 611182080), (36, 577227520), (40, 519504768), (41, 506833920), (45, 461782016), (48, 432920640), (51, 407454720), (60, 346336512), (64, 324690480), (68, 305591040), (72, 288613760), (80, 259752384), (82, 253416960), (85, 244472832), (90, 230891008), (96, 216460320), (102, 203727360), (120, 173168256), (123, 168944640), (128, 162345240), (136, 152795520), (144, 144306880), (153, 135818240), (160, 129876192), (164, 126708480), (170, 122236416), (180, 115445504), (192, 108230160), (204, 101863680), (205, 101366784), (240, 86584128), (246, 84472320), (255, 81490944), (256, 81172620), (272, 76397760), (288, 72153440), (306, 67909120), (320, 64938096), (328, 63354240), (340, 61118208), (360, 57722752), (369, 56314880), (384, 54115080), (408, 50931840), (410, 50683392), (480, 43292064), (492, 42236160), (510, 40745472), (512, 40586310), (544, 38198880), (576, 36076720), (612, 33954560), (615, 33788928), (640, 32469048), (647, 32117760), (656, 31677120), (680, 30559104), (697, 29813760), (720, 28861376), (738, 28157440), (765, 27163648), (768, 27057540), (816, 25465920), (820, 25341696), (960, 21646032), (984, 21118080), (1020, 20372736), (1024, 20293155), (1088, 19099440), (1152, 18038360), (1224, 16977280), (1230, 16894464), (1280, 16234524), (1294, 16058880), (1312, 15838560), (1360, 15279552), (1394, 14906880), (1440, 14430688), (1476, 14078720), (1530, 13581824), (1536, 13528770), (1632, 12732960), (1640, 12670848), (1845, 11262976), (1920, 10823016), (1941, 10705920), (1968, 10559040), (2040, 10186368), (2091, 9937920), (2176, 9549720), (2304, 9019180), (2448, 8488640), (2460, 8447232), (2560, 8117262), (2588, 8029440), (2624, 7919280), (2720, 7639776), (2788, 7453440), (2880, 7215344), (2952, 7039360), (3060, 6790912), (3072, 6764385), (3235, 6423552), (3264, 6366480), (3280, 6335424), (3485, 5962752), (3690, 5631488), (3840, 5411508), (3882, 5352960), (3936, 5279520), (4080, 5093184), (4182, 4968960), (4352, 4774860), (4608, 4509590), (4896, 4244320), (4920, 4223616), (5120, 4058631), (5176, 4014720), (5248, 3959640), (5440, 3819888), (5576, 3726720), (5760, 3607672), (5823, 3568640), (5904, 3519680), (6120, 3395456), (6273, 3312640), (6470, 3211776), (6528, 3183240), (6560, 3167712), (6970, 2981376), (7380, 2815744), (7680, 2705754), (7764, 2676480), (7872, 2639760), (8160, 2546592), (8364, 2484480), (8704, 2387430), (9216, 2254795), (9705, 2141184), (9792, 2122160), (9840, 2111808), (10352, 2007360), (10455, 1987584), (10496, 1979820), (10880, 1909944), (10999, 1889280), (11152, 1863360), (11520, 1803836), (11646, 1784320), (11808, 1759840), (12240, 1697728), (12546, 1656320), (12940, 1605888), (13056, 1591620), (13120, 1583856), (13940, 1490688), (14760, 1407872), (15360, 1352877), (15528, 1338240), (15744, 1319880), (16320, 1273296), (16728, 1242240), (17408, 1193715), (19410, 1070592), (19584, 1061080), (19680, 1055904), (20704, 1003680), (20910, 993792), (20992, 989910), (21760, 954972), (21998, 944640), (22304, 931680), (23040, 901918), (23292, 892160), (23616, 879920), (24480, 848864), (25092, 828160), (25880, 802944), (26112, 795810), (26240, 791928), (26527, 783360), (27880, 745344), (29115, 713728), (29520, 703936), (31056, 669120), (31365, 662528), (31488, 659940), (32640, 636648), (32997, 629760), (33456, 621120), (38820, 535296), (39168, 530540), (39360, 527952), (41408, 501840), (41820, 496896), (41984, 494955), (43520, 477486), (43996, 472320), (44608, 465840), (46080, 450959), (46584, 446080), (47232, 439960), (48960, 424432), (50184, 414080), (51760, 401472), (52224, 397905), (52480, 395964), (53054, 391680), (54995, 377856), (55760, 372672), (58230, 356864), (59040, 351968), (62112, 334560), (62730, 331264), (62976, 329970), (65280, 318324), (65994, 314880), (66912, 310560), (77640, 267648), (78336, 265270), (78720, 263976), (79581, 261120), (82816, 250920), (83640, 248448), (87040, 238743), (87992, 236160), (89216, 232920), (93168, 223040), (94464, 219980), (97920, 212216), (98991, 209920), (100368, 207040), (103520, 200736), (104960, 197982), (106108, 195840), (109990, 188928), (111520, 186336), (116460, 178432), (118080, 175984), (124224, 167280), (125460, 165632), (125952, 164985), (130560, 159162), (131988, 157440), (132635, 156672), (133824, 155280)]