320702760

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{719}}^1$

素因数の和:805

約数の個数: 256

約数和(自身を含む): 1244160000

約数和(自身を除く): 923457240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 59, 60, 63, 70, 72, 84, 90, 105, 108, 118, 120, 126, 135, 140, 168, 177, 180, 189, 210, 216, 236, 252, 270, 280, 295, 315, 354, 360, 378, 413, 420, 472, 504, 531, 540, 590, 630, 708, 719, 756, 826, 840, 885, 945, 1062, 1080, 1180, 1239, 1260, 1416, 1438, 1512, 1593, 1652, 1770, 1890, 2065, 2124, 2157, 2360, 2478, 2520, 2655, 2876, 3186, 3304, 3540, 3595, 3717, 3780, 4130, 4248, 4314, 4956, 5033, 5310, 5752, 6195, 6372, 6471, 7080, 7190, 7434, 7560, 7965, 8260, 8628, 9912, 10066, 10620, 10785, 11151, 12390, 12744, 12942, 14380, 14868, 15099, 15930, 16520, 17256, 18585, 19413, 20132, 21240, 21570, 22302, 24780, 25165, 25884, 28760, 29736, 30198, 31860, 32355, 37170, 38826, 40264, 42421, 43140, 44604, 45297, 49560, 50330, 51768, 55755, 60396, 63720, 64710, 74340, 75495, 77652, 84842, 86280, 89208, 90594, 97065, 100660, 111510, 120792, 127263, 129420, 135891, 148680, 150990, 155304, 169684, 181188, 194130, 201320, 212105, 223020, 226485, 254526, 258840, 271782, 296947, 301980, 339368, 362376, 381789, 388260, 424210, 446040, 452970, 509052, 543564, 593894, 603960, 636315, 679455, 763578, 776520, 848420, 890841, 905940, 1018104, 1087128, 1145367, 1187788, 1272630, 1358910, 1484735, 1527156, 1696840, 1781682, 1811880, 1908945, 2290734, 2375576, 2545260, 2672523, 2717820, 2969470, 3054312, 3563364, 3817890, 4454205, 4581468, 5090520, 5345046, 5435640, 5726835, 5938940, 7126728, 7635780, 8017569, 8908410, 9162936, 10690092, 11453670, 11877880, 13362615, 15271560, 16035138, 17816820, 21380184, 22907340, 26725230, 32070276, 35633640, 40087845, 45814680, 53450460, 64140552, 80175690, 106900920, 160351380, 320702760]

約数ペア:

[(1, 320702760), (2, 160351380), (3, 106900920), (4, 80175690), (5, 64140552), (6, 53450460), (7, 45814680), (8, 40087845), (9, 35633640), (10, 32070276), (12, 26725230), (14, 22907340), (15, 21380184), (18, 17816820), (20, 16035138), (21, 15271560), (24, 13362615), (27, 11877880), (28, 11453670), (30, 10690092), (35, 9162936), (36, 8908410), (40, 8017569), (42, 7635780), (45, 7126728), (54, 5938940), (56, 5726835), (59, 5435640), (60, 5345046), (63, 5090520), (70, 4581468), (72, 4454205), (84, 3817890), (90, 3563364), (105, 3054312), (108, 2969470), (118, 2717820), (120, 2672523), (126, 2545260), (135, 2375576), (140, 2290734), (168, 1908945), (177, 1811880), (180, 1781682), (189, 1696840), (210, 1527156), (216, 1484735), (236, 1358910), (252, 1272630), (270, 1187788), (280, 1145367), (295, 1087128), (315, 1018104), (354, 905940), (360, 890841), (378, 848420), (413, 776520), (420, 763578), (472, 679455), (504, 636315), (531, 603960), (540, 593894), (590, 543564), (630, 509052), (708, 452970), (719, 446040), (756, 424210), (826, 388260), (840, 381789), (885, 362376), (945, 339368), (1062, 301980), (1080, 296947), (1180, 271782), (1239, 258840), (1260, 254526), (1416, 226485), (1438, 223020), (1512, 212105), (1593, 201320), (1652, 194130), (1770, 181188), (1890, 169684), (2065, 155304), (2124, 150990), (2157, 148680), (2360, 135891), (2478, 129420), (2520, 127263), (2655, 120792), (2876, 111510), (3186, 100660), (3304, 97065), (3540, 90594), (3595, 89208), (3717, 86280), (3780, 84842), (4130, 77652), (4248, 75495), (4314, 74340), (4956, 64710), (5033, 63720), (5310, 60396), (5752, 55755), (6195, 51768), (6372, 50330), (6471, 49560), (7080, 45297), (7190, 44604), (7434, 43140), (7560, 42421), (7965, 40264), (8260, 38826), (8628, 37170), (9912, 32355), (10066, 31860), (10620, 30198), (10785, 29736), (11151, 28760), (12390, 25884), (12744, 25165), (12942, 24780), (14380, 22302), (14868, 21570), (15099, 21240), (15930, 20132), (16520, 19413), (17256, 18585)]