217398720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:228

約数の個数: 448

約数和(自身を含む): 916448256

約数和(自身を除く): 699049536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 17, 20, 21, 22, 24, 28, 30, 32, 33, 34, 35, 40, 42, 44, 48, 51, 55, 56, 60, 64, 66, 68, 70, 77, 80, 84, 85, 88, 96, 102, 105, 110, 112, 119, 120, 132, 136, 140, 154, 160, 165, 168, 170, 173, 176, 187, 192, 204, 210, 220, 224, 231, 238, 240, 255, 264, 272, 280, 308, 320, 330, 336, 340, 346, 352, 357, 374, 385, 408, 420, 440, 448, 462, 476, 480, 510, 519, 528, 544, 560, 561, 595, 616, 660, 672, 680, 692, 704, 714, 748, 770, 816, 840, 865, 880, 924, 935, 952, 960, 1020, 1038, 1056, 1088, 1120, 1122, 1155, 1190, 1211, 1232, 1309, 1320, 1344, 1360, 1384, 1428, 1496, 1540, 1632, 1680, 1730, 1760, 1785, 1848, 1870, 1903, 1904, 2040, 2076, 2112, 2240, 2244, 2310, 2380, 2422, 2464, 2595, 2618, 2640, 2720, 2768, 2805, 2856, 2941, 2992, 3080, 3264, 3360, 3460, 3520, 3570, 3633, 3696, 3740, 3806, 3808, 3927, 4080, 4152, 4488, 4620, 4760, 4844, 4928, 5190, 5236, 5280, 5440, 5536, 5610, 5709, 5712, 5882, 5984, 6055, 6160, 6545, 6720, 6920, 7140, 7266, 7392, 7480, 7612, 7616, 7854, 8160, 8304, 8823, 8976, 9240, 9515, 9520, 9688, 10380, 10472, 10560, 11072, 11220, 11418, 11424, 11764, 11968, 12110, 12320, 13090, 13321, 13840, 14280, 14532, 14705, 14784, 14960, 15224, 15708, 16320, 16608, 17646, 17952, 18165, 18480, 19030, 19040, 19376, 19635, 20587, 20760, 20944, 22440, 22836, 22848, 23528, 24220, 24640, 26180, 26642, 27680, 28545, 28560, 29064, 29410, 29920, 30448, 31416, 32351, 33216, 35292, 35904, 36330, 36960, 38060, 38080, 38752, 39270, 39963, 41174, 41520, 41888, 44115, 44880, 45672, 47056, 48440, 52360, 53284, 55360, 57090, 57120, 58128, 58820, 59840, 60896, 61761, 62832, 64702, 66605, 70584, 72660, 73920, 76120, 77504, 78540, 79926, 82348, 83040, 83776, 88230, 89760, 91344, 94112, 96880, 97053, 102935, 104720, 106568, 114180, 114240, 116256, 117640, 121792, 123522, 125664, 129404, 133210, 141168, 145320, 152240, 157080, 159852, 161755, 164696, 166080, 176460, 179520, 182688, 188224, 193760, 194106, 199815, 205870, 209440, 213136, 226457, 228360, 232512, 235280, 247044, 251328, 258808, 266420, 282336, 290640, 304480, 308805, 314160, 319704, 323510, 329392, 352920, 365376, 387520, 388212, 399630, 411740, 418880, 426272, 452914, 456720, 470560, 485265, 494088, 517616, 532840, 564672, 581280, 608960, 617610, 628320, 639408, 647020, 658784, 679371, 705840, 776424, 799260, 823480, 852544, 905828, 913440, 941120, 970530, 988176, 1035232, 1065680, 1132285, 1162560, 1235220, 1256640, 1278816, 1294040, 1317568, 1358742, 1411680, 1552848, 1598520, 1646960, 1811656, 1826880, 1941060, 1976352, 2070464, 2131360, 2264570, 2470440, 2557632, 2588080, 2717484, 2823360, 3105696, 3197040, 3293920, 3396855, 3623312, 3882120, 3952704, 4262720, 4529140, 4940880, 5176160, 5434968, 6211392, 6394080, 6587840, 6793710, 7246624, 7764240, 9058280, 9881760, 10352320, 10869936, 12788160, 13587420, 14493248, 15528480, 18116560, 19763520, 21739872, 27174840, 31056960, 36233120, 43479744, 54349680, 72466240, 108699360, 217398720]

約数ペア:

[(1, 217398720), (2, 108699360), (3, 72466240), (4, 54349680), (5, 43479744), (6, 36233120), (7, 31056960), (8, 27174840), (10, 21739872), (11, 19763520), (12, 18116560), (14, 15528480), (15, 14493248), (16, 13587420), (17, 12788160), (20, 10869936), (21, 10352320), (22, 9881760), (24, 9058280), (28, 7764240), (30, 7246624), (32, 6793710), (33, 6587840), (34, 6394080), (35, 6211392), (40, 5434968), (42, 5176160), (44, 4940880), (48, 4529140), (51, 4262720), (55, 3952704), (56, 3882120), (60, 3623312), (64, 3396855), (66, 3293920), (68, 3197040), (70, 3105696), (77, 2823360), (80, 2717484), (84, 2588080), (85, 2557632), (88, 2470440), (96, 2264570), (102, 2131360), (105, 2070464), (110, 1976352), (112, 1941060), (119, 1826880), (120, 1811656), (132, 1646960), (136, 1598520), (140, 1552848), (154, 1411680), (160, 1358742), (165, 1317568), (168, 1294040), (170, 1278816), (173, 1256640), (176, 1235220), (187, 1162560), (192, 1132285), (204, 1065680), (210, 1035232), (220, 988176), (224, 970530), (231, 941120), (238, 913440), (240, 905828), (255, 852544), (264, 823480), (272, 799260), (280, 776424), (308, 705840), (320, 679371), (330, 658784), (336, 647020), (340, 639408), (346, 628320), (352, 617610), (357, 608960), (374, 581280), (385, 564672), (408, 532840), (420, 517616), (440, 494088), (448, 485265), (462, 470560), (476, 456720), (480, 452914), (510, 426272), (519, 418880), (528, 411740), (544, 399630), (560, 388212), (561, 387520), (595, 365376), (616, 352920), (660, 329392), (672, 323510), (680, 319704), (692, 314160), (704, 308805), (714, 304480), (748, 290640), (770, 282336), (816, 266420), (840, 258808), (865, 251328), (880, 247044), (924, 235280), (935, 232512), (952, 228360), (960, 226457), (1020, 213136), (1038, 209440), (1056, 205870), (1088, 199815), (1120, 194106), (1122, 193760), (1155, 188224), (1190, 182688), (1211, 179520), (1232, 176460), (1309, 166080), (1320, 164696), (1344, 161755), (1360, 159852), (1384, 157080), (1428, 152240), (1496, 145320), (1540, 141168), (1632, 133210), (1680, 129404), (1730, 125664), (1760, 123522), (1785, 121792), (1848, 117640), (1870, 116256), (1903, 114240), (1904, 114180), (2040, 106568), (2076, 104720), (2112, 102935), (2240, 97053), (2244, 96880), (2310, 94112), (2380, 91344), (2422, 89760), (2464, 88230), (2595, 83776), (2618, 83040), (2640, 82348), (2720, 79926), (2768, 78540), (2805, 77504), (2856, 76120), (2941, 73920), (2992, 72660), (3080, 70584), (3264, 66605), (3360, 64702), (3460, 62832), (3520, 61761), (3570, 60896), (3633, 59840), (3696, 58820), (3740, 58128), (3806, 57120), (3808, 57090), (3927, 55360), (4080, 53284), (4152, 52360), (4488, 48440), (4620, 47056), (4760, 45672), (4844, 44880), (4928, 44115), (5190, 41888), (5236, 41520), (5280, 41174), (5440, 39963), (5536, 39270), (5610, 38752), (5709, 38080), (5712, 38060), (5882, 36960), (5984, 36330), (6055, 35904), (6160, 35292), (6545, 33216), (6720, 32351), (6920, 31416), (7140, 30448), (7266, 29920), (7392, 29410), (7480, 29064), (7612, 28560), (7616, 28545), (7854, 27680), (8160, 26642), (8304, 26180), (8823, 24640), (8976, 24220), (9240, 23528), (9515, 22848), (9520, 22836), (9688, 22440), (10380, 20944), (10472, 20760), (10560, 20587), (11072, 19635), (11220, 19376), (11418, 19040), (11424, 19030), (11764, 18480), (11968, 18165), (12110, 17952), (12320, 17646), (13090, 16608), (13321, 16320), (13840, 15708), (14280, 15224), (14532, 14960), (14705, 14784)]