218715840

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:620

約数の個数: 336

約数和(自身を含む): 906597120

約数和(自身を除く): 687881280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 64, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 168, 171, 180, 190, 192, 210, 224, 228, 240, 252, 266, 280, 285, 288, 304, 315, 320, 336, 342, 360, 380, 399, 420, 448, 456, 480, 504, 532, 560, 570, 571, 576, 608, 630, 665, 672, 684, 720, 760, 798, 840, 855, 912, 960, 1008, 1064, 1120, 1140, 1142, 1197, 1216, 1260, 1330, 1344, 1368, 1440, 1520, 1596, 1680, 1710, 1713, 1824, 1995, 2016, 2128, 2240, 2280, 2284, 2394, 2520, 2660, 2736, 2855, 2880, 3040, 3192, 3360, 3420, 3426, 3648, 3990, 3997, 4032, 4256, 4560, 4568, 4788, 5040, 5139, 5320, 5472, 5710, 5985, 6080, 6384, 6720, 6840, 6852, 7980, 7994, 8512, 8565, 9120, 9136, 9576, 10080, 10278, 10640, 10849, 10944, 11420, 11970, 11991, 12768, 13680, 13704, 15960, 15988, 17130, 18240, 18272, 19152, 19985, 20160, 20556, 21280, 21698, 22840, 23940, 23982, 25536, 25695, 27360, 27408, 31920, 31976, 32547, 34260, 35973, 36544, 38304, 39970, 41112, 42560, 43396, 45680, 47880, 47964, 51390, 54245, 54720, 54816, 59955, 63840, 63952, 65094, 68520, 71946, 75943, 76608, 79940, 82224, 86792, 91360, 95760, 95928, 97641, 102780, 108490, 109632, 119910, 127680, 127904, 130188, 137040, 143892, 151886, 159880, 162735, 164448, 173584, 179865, 182720, 191520, 191856, 195282, 205560, 216980, 227829, 239820, 255808, 260376, 274080, 287784, 303772, 319760, 325470, 328896, 347168, 359730, 379715, 383040, 383712, 390564, 411120, 433960, 455658, 479640, 488205, 520752, 548160, 575568, 607544, 639520, 650940, 683487, 694336, 719460, 759430, 767424, 781128, 822240, 867920, 911316, 959280, 976410, 1041504, 1139145, 1151136, 1215088, 1279040, 1301880, 1366974, 1438920, 1518860, 1562256, 1644480, 1735840, 1822632, 1918560, 1952820, 2083008, 2278290, 2302272, 2430176, 2603760, 2733948, 2877840, 3037720, 3124512, 3417435, 3471680, 3645264, 3837120, 3905640, 4556580, 4860352, 5207520, 5467896, 5755680, 6075440, 6249024, 6834870, 7290528, 7811280, 9113160, 10415040, 10935792, 11511360, 12150880, 13669740, 14581056, 15622560, 18226320, 21871584, 24301760, 27339480, 31245120, 36452640, 43743168, 54678960, 72905280, 109357920, 218715840]

約数ペア:

[(1, 218715840), (2, 109357920), (3, 72905280), (4, 54678960), (5, 43743168), (6, 36452640), (7, 31245120), (8, 27339480), (9, 24301760), (10, 21871584), (12, 18226320), (14, 15622560), (15, 14581056), (16, 13669740), (18, 12150880), (19, 11511360), (20, 10935792), (21, 10415040), (24, 9113160), (28, 7811280), (30, 7290528), (32, 6834870), (35, 6249024), (36, 6075440), (38, 5755680), (40, 5467896), (42, 5207520), (45, 4860352), (48, 4556580), (56, 3905640), (57, 3837120), (60, 3645264), (63, 3471680), (64, 3417435), (70, 3124512), (72, 3037720), (76, 2877840), (80, 2733948), (84, 2603760), (90, 2430176), (95, 2302272), (96, 2278290), (105, 2083008), (112, 1952820), (114, 1918560), (120, 1822632), (126, 1735840), (133, 1644480), (140, 1562256), (144, 1518860), (152, 1438920), (160, 1366974), (168, 1301880), (171, 1279040), (180, 1215088), (190, 1151136), (192, 1139145), (210, 1041504), (224, 976410), (228, 959280), (240, 911316), (252, 867920), (266, 822240), (280, 781128), (285, 767424), (288, 759430), (304, 719460), (315, 694336), (320, 683487), (336, 650940), (342, 639520), (360, 607544), (380, 575568), (399, 548160), (420, 520752), (448, 488205), (456, 479640), (480, 455658), (504, 433960), (532, 411120), (560, 390564), (570, 383712), (571, 383040), (576, 379715), (608, 359730), (630, 347168), (665, 328896), (672, 325470), (684, 319760), (720, 303772), (760, 287784), (798, 274080), (840, 260376), (855, 255808), (912, 239820), (960, 227829), (1008, 216980), (1064, 205560), (1120, 195282), (1140, 191856), (1142, 191520), (1197, 182720), (1216, 179865), (1260, 173584), (1330, 164448), (1344, 162735), (1368, 159880), (1440, 151886), (1520, 143892), (1596, 137040), (1680, 130188), (1710, 127904), (1713, 127680), (1824, 119910), (1995, 109632), (2016, 108490), (2128, 102780), (2240, 97641), (2280, 95928), (2284, 95760), (2394, 91360), (2520, 86792), (2660, 82224), (2736, 79940), (2855, 76608), (2880, 75943), (3040, 71946), (3192, 68520), (3360, 65094), (3420, 63952), (3426, 63840), (3648, 59955), (3990, 54816), (3997, 54720), (4032, 54245), (4256, 51390), (4560, 47964), (4568, 47880), (4788, 45680), (5040, 43396), (5139, 42560), (5320, 41112), (5472, 39970), (5710, 38304), (5985, 36544), (6080, 35973), (6384, 34260), (6720, 32547), (6840, 31976), (6852, 31920), (7980, 27408), (7994, 27360), (8512, 25695), (8565, 25536), (9120, 23982), (9136, 23940), (9576, 22840), (10080, 21698), (10278, 21280), (10640, 20556), (10849, 20160), (10944, 19985), (11420, 19152), (11970, 18272), (11991, 18240), (12768, 17130), (13680, 15988), (13704, 15960)]