740974920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2731}}^1$

素因数の和:2788

約数の個数: 256

約数和(自身を含む): 2832537600

約数和(自身を除く): 2091562680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 19, 20, 21, 24, 28, 30, 34, 35, 38, 40, 42, 51, 56, 57, 60, 68, 70, 76, 84, 85, 95, 102, 105, 114, 119, 120, 133, 136, 140, 152, 168, 170, 190, 204, 210, 228, 238, 255, 266, 280, 285, 323, 340, 357, 380, 399, 408, 420, 456, 476, 510, 532, 570, 595, 646, 665, 680, 714, 760, 798, 840, 952, 969, 1020, 1064, 1140, 1190, 1292, 1330, 1428, 1596, 1615, 1785, 1938, 1995, 2040, 2261, 2280, 2380, 2584, 2660, 2731, 2856, 3192, 3230, 3570, 3876, 3990, 4522, 4760, 4845, 5320, 5462, 6460, 6783, 7140, 7752, 7980, 8193, 9044, 9690, 10924, 11305, 12920, 13566, 13655, 14280, 15960, 16386, 18088, 19117, 19380, 21848, 22610, 27132, 27310, 32772, 33915, 38234, 38760, 40965, 45220, 46427, 51889, 54264, 54620, 57351, 65544, 67830, 76468, 81930, 90440, 92854, 95585, 103778, 109240, 114702, 135660, 139281, 152936, 155667, 163860, 185708, 191170, 207556, 229404, 232135, 259445, 271320, 278562, 286755, 311334, 324989, 327720, 363223, 371416, 382340, 415112, 458808, 464270, 518890, 557124, 573510, 622668, 649978, 696405, 726446, 764680, 778335, 882113, 928540, 974967, 1037780, 1089669, 1114248, 1147020, 1245336, 1299956, 1392810, 1452892, 1556670, 1624945, 1764226, 1816115, 1857080, 1949934, 2075560, 2179338, 2294040, 2599912, 2646339, 2785620, 2905784, 3113340, 3249890, 3528452, 3632230, 3899868, 4358676, 4410565, 4874835, 5292678, 5448345, 5571240, 6174791, 6226680, 6499780, 7056904, 7264460, 7799736, 8717352, 8821130, 9749670, 10585356, 10896690, 12349582, 12999560, 13231695, 14528920, 17642260, 18524373, 19499340, 21170712, 21793380, 24699164, 26463390, 30873955, 35284520, 37048746, 38998680, 43586760, 49398328, 52926780, 61747910, 74097492, 92621865, 105853560, 123495820, 148194984, 185243730, 246991640, 370487460, 740974920]

約数ペア:

[(1, 740974920), (2, 370487460), (3, 246991640), (4, 185243730), (5, 148194984), (6, 123495820), (7, 105853560), (8, 92621865), (10, 74097492), (12, 61747910), (14, 52926780), (15, 49398328), (17, 43586760), (19, 38998680), (20, 37048746), (21, 35284520), (24, 30873955), (28, 26463390), (30, 24699164), (34, 21793380), (35, 21170712), (38, 19499340), (40, 18524373), (42, 17642260), (51, 14528920), (56, 13231695), (57, 12999560), (60, 12349582), (68, 10896690), (70, 10585356), (76, 9749670), (84, 8821130), (85, 8717352), (95, 7799736), (102, 7264460), (105, 7056904), (114, 6499780), (119, 6226680), (120, 6174791), (133, 5571240), (136, 5448345), (140, 5292678), (152, 4874835), (168, 4410565), (170, 4358676), (190, 3899868), (204, 3632230), (210, 3528452), (228, 3249890), (238, 3113340), (255, 2905784), (266, 2785620), (280, 2646339), (285, 2599912), (323, 2294040), (340, 2179338), (357, 2075560), (380, 1949934), (399, 1857080), (408, 1816115), (420, 1764226), (456, 1624945), (476, 1556670), (510, 1452892), (532, 1392810), (570, 1299956), (595, 1245336), (646, 1147020), (665, 1114248), (680, 1089669), (714, 1037780), (760, 974967), (798, 928540), (840, 882113), (952, 778335), (969, 764680), (1020, 726446), (1064, 696405), (1140, 649978), (1190, 622668), (1292, 573510), (1330, 557124), (1428, 518890), (1596, 464270), (1615, 458808), (1785, 415112), (1938, 382340), (1995, 371416), (2040, 363223), (2261, 327720), (2280, 324989), (2380, 311334), (2584, 286755), (2660, 278562), (2731, 271320), (2856, 259445), (3192, 232135), (3230, 229404), (3570, 207556), (3876, 191170), (3990, 185708), (4522, 163860), (4760, 155667), (4845, 152936), (5320, 139281), (5462, 135660), (6460, 114702), (6783, 109240), (7140, 103778), (7752, 95585), (7980, 92854), (8193, 90440), (9044, 81930), (9690, 76468), (10924, 67830), (11305, 65544), (12920, 57351), (13566, 54620), (13655, 54264), (14280, 51889), (15960, 46427), (16386, 45220), (18088, 40965), (19117, 38760), (19380, 38234), (21848, 33915), (22610, 32772), (27132, 27310)]