745878840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{457}}^1$

素因数の和:574

約数の個数: 256

約数和(自身を含む): 2690841600

約数和(自身を除く): 1944962760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 67, 70, 84, 87, 105, 116, 120, 134, 140, 145, 168, 174, 201, 203, 210, 232, 268, 280, 290, 335, 348, 402, 406, 420, 435, 457, 469, 536, 580, 609, 670, 696, 804, 812, 840, 870, 914, 938, 1005, 1015, 1160, 1218, 1340, 1371, 1407, 1608, 1624, 1740, 1828, 1876, 1943, 2010, 2030, 2285, 2345, 2436, 2680, 2742, 2814, 3045, 3199, 3480, 3656, 3752, 3886, 4020, 4060, 4570, 4690, 4872, 5484, 5628, 5829, 6090, 6398, 6855, 7035, 7772, 8040, 8120, 9140, 9380, 9597, 9715, 10968, 11256, 11658, 12180, 12796, 13253, 13601, 13710, 14070, 15544, 15995, 18280, 18760, 19194, 19430, 23316, 24360, 25592, 26506, 27202, 27420, 28140, 29145, 30619, 31990, 38388, 38860, 39759, 40803, 46632, 47985, 53012, 54404, 54840, 56280, 58290, 61238, 63980, 66265, 68005, 76776, 77720, 79518, 81606, 91857, 92771, 95970, 106024, 108808, 116580, 122476, 127960, 132530, 136010, 153095, 159036, 163212, 183714, 185542, 191940, 198795, 204015, 214333, 233160, 244952, 265060, 272020, 278313, 306190, 318072, 326424, 367428, 371084, 383880, 397590, 408030, 428666, 459285, 463855, 530120, 544040, 556626, 612380, 642999, 734856, 742168, 795180, 816060, 857332, 887951, 918570, 927710, 1071665, 1113252, 1224760, 1285998, 1391565, 1590360, 1632120, 1714664, 1775902, 1837140, 1855420, 2143330, 2226504, 2571996, 2663853, 2783130, 3214995, 3551804, 3674280, 3710840, 4286660, 4439755, 5143992, 5327706, 5566260, 6215657, 6429990, 7103608, 8573320, 8879510, 10655412, 11132520, 12431314, 12859980, 13319265, 17759020, 18646971, 21310824, 24862628, 25719960, 26638530, 31078285, 35518040, 37293942, 49725256, 53277060, 62156570, 74587884, 93234855, 106554120, 124313140, 149175768, 186469710, 248626280, 372939420, 745878840]

約数ペア:

[(1, 745878840), (2, 372939420), (3, 248626280), (4, 186469710), (5, 149175768), (6, 124313140), (7, 106554120), (8, 93234855), (10, 74587884), (12, 62156570), (14, 53277060), (15, 49725256), (20, 37293942), (21, 35518040), (24, 31078285), (28, 26638530), (29, 25719960), (30, 24862628), (35, 21310824), (40, 18646971), (42, 17759020), (56, 13319265), (58, 12859980), (60, 12431314), (67, 11132520), (70, 10655412), (84, 8879510), (87, 8573320), (105, 7103608), (116, 6429990), (120, 6215657), (134, 5566260), (140, 5327706), (145, 5143992), (168, 4439755), (174, 4286660), (201, 3710840), (203, 3674280), (210, 3551804), (232, 3214995), (268, 2783130), (280, 2663853), (290, 2571996), (335, 2226504), (348, 2143330), (402, 1855420), (406, 1837140), (420, 1775902), (435, 1714664), (457, 1632120), (469, 1590360), (536, 1391565), (580, 1285998), (609, 1224760), (670, 1113252), (696, 1071665), (804, 927710), (812, 918570), (840, 887951), (870, 857332), (914, 816060), (938, 795180), (1005, 742168), (1015, 734856), (1160, 642999), (1218, 612380), (1340, 556626), (1371, 544040), (1407, 530120), (1608, 463855), (1624, 459285), (1740, 428666), (1828, 408030), (1876, 397590), (1943, 383880), (2010, 371084), (2030, 367428), (2285, 326424), (2345, 318072), (2436, 306190), (2680, 278313), (2742, 272020), (2814, 265060), (3045, 244952), (3199, 233160), (3480, 214333), (3656, 204015), (3752, 198795), (3886, 191940), (4020, 185542), (4060, 183714), (4570, 163212), (4690, 159036), (4872, 153095), (5484, 136010), (5628, 132530), (5829, 127960), (6090, 122476), (6398, 116580), (6855, 108808), (7035, 106024), (7772, 95970), (8040, 92771), (8120, 91857), (9140, 81606), (9380, 79518), (9597, 77720), (9715, 76776), (10968, 68005), (11256, 66265), (11658, 63980), (12180, 61238), (12796, 58290), (13253, 56280), (13601, 54840), (13710, 54404), (14070, 53012), (15544, 47985), (15995, 46632), (18280, 40803), (18760, 39759), (19194, 38860), (19430, 38388), (23316, 31990), (24360, 30619), (25592, 29145), (26506, 28140), (27202, 27420)]