82855920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:503

約数の個数: 160

約数和(自身を含む): 296409600

約数和(自身を除く): 213553680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 149, 168, 210, 240, 280, 298, 331, 336, 420, 447, 560, 596, 662, 745, 840, 894, 993, 1043, 1192, 1324, 1490, 1655, 1680, 1788, 1986, 2086, 2235, 2317, 2384, 2648, 2980, 3129, 3310, 3576, 3972, 4172, 4470, 4634, 4965, 5215, 5296, 5960, 6258, 6620, 6951, 7152, 7944, 8344, 8940, 9268, 9930, 10430, 11585, 11920, 12516, 13240, 13902, 15645, 15888, 16688, 17880, 18536, 19860, 20860, 23170, 25032, 26480, 27804, 31290, 34755, 35760, 37072, 39720, 41720, 46340, 49319, 50064, 55608, 62580, 69510, 79440, 83440, 92680, 98638, 111216, 125160, 139020, 147957, 185360, 197276, 246595, 250320, 278040, 295914, 345233, 394552, 493190, 556080, 591828, 690466, 739785, 789104, 986380, 1035699, 1183656, 1380932, 1479570, 1726165, 1972760, 2071398, 2367312, 2761864, 2959140, 3452330, 3945520, 4142796, 5178495, 5523728, 5918280, 6904660, 8285592, 10356990, 11836560, 13809320, 16571184, 20713980, 27618640, 41427960, 82855920]

約数ペア:

[(1, 82855920), (2, 41427960), (3, 27618640), (4, 20713980), (5, 16571184), (6, 13809320), (7, 11836560), (8, 10356990), (10, 8285592), (12, 6904660), (14, 5918280), (15, 5523728), (16, 5178495), (20, 4142796), (21, 3945520), (24, 3452330), (28, 2959140), (30, 2761864), (35, 2367312), (40, 2071398), (42, 1972760), (48, 1726165), (56, 1479570), (60, 1380932), (70, 1183656), (80, 1035699), (84, 986380), (105, 789104), (112, 739785), (120, 690466), (140, 591828), (149, 556080), (168, 493190), (210, 394552), (240, 345233), (280, 295914), (298, 278040), (331, 250320), (336, 246595), (420, 197276), (447, 185360), (560, 147957), (596, 139020), (662, 125160), (745, 111216), (840, 98638), (894, 92680), (993, 83440), (1043, 79440), (1192, 69510), (1324, 62580), (1490, 55608), (1655, 50064), (1680, 49319), (1788, 46340), (1986, 41720), (2086, 39720), (2235, 37072), (2317, 35760), (2384, 34755), (2648, 31290), (2980, 27804), (3129, 26480), (3310, 25032), (3576, 23170), (3972, 20860), (4172, 19860), (4470, 18536), (4634, 17880), (4965, 16688), (5215, 15888), (5296, 15645), (5960, 13902), (6258, 13240), (6620, 12516), (6951, 11920), (7152, 11585), (7944, 10430), (8344, 9930), (8940, 9268)]