385267920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{3217}}^1$

素因数の和:3732

約数の個数: 80

約数和(自身を含む): 1197096000

約数和(自身を除く): 811828080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 499, 998, 1497, 1996, 2495, 2994, 3217, 3992, 4990, 5988, 6434, 7485, 7984, 9651, 9980, 11976, 12868, 14970, 16085, 19302, 19960, 23952, 25736, 29940, 32170, 38604, 39920, 48255, 51472, 59880, 64340, 77208, 96510, 119760, 128680, 154416, 193020, 257360, 386040, 772080, 1605283, 3210566, 4815849, 6421132, 8026415, 9631698, 12842264, 16052830, 19263396, 24079245, 25684528, 32105660, 38526792, 48158490, 64211320, 77053584, 96316980, 128422640, 192633960, 385267920]

約数ペア:

[(1, 385267920), (2, 192633960), (3, 128422640), (4, 96316980), (5, 77053584), (6, 64211320), (8, 48158490), (10, 38526792), (12, 32105660), (15, 25684528), (16, 24079245), (20, 19263396), (24, 16052830), (30, 12842264), (40, 9631698), (48, 8026415), (60, 6421132), (80, 4815849), (120, 3210566), (240, 1605283), (499, 772080), (998, 386040), (1497, 257360), (1996, 193020), (2495, 154416), (2994, 128680), (3217, 119760), (3992, 96510), (4990, 77208), (5988, 64340), (6434, 59880), (7485, 51472), (7984, 48255), (9651, 39920), (9980, 38604), (11976, 32170), (12868, 29940), (14970, 25736), (16085, 23952), (19302, 19960)]