2788430160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{374789}}^1$

素因数の和:374836

約数の個数: 80

約数和(自身を含む): 8923000320

約数和(自身を除く): 6134570160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 374789, 749578, 1124367, 1499156, 1873945, 2248734, 2998312, 3747890, 4497468, 5621835, 5996624, 7495780, 8994936, 11243670, 11618459, 14991560, 17989872, 22487340, 23236918, 29983120, 34855377, 44974680, 46473836, 58092295, 69710754, 89949360, 92947672, 116184590, 139421508, 174276885, 185895344, 232369180, 278843016, 348553770, 464738360, 557686032, 697107540, 929476720, 1394215080, 2788430160]

約数ペア:

[(1, 2788430160), (2, 1394215080), (3, 929476720), (4, 697107540), (5, 557686032), (6, 464738360), (8, 348553770), (10, 278843016), (12, 232369180), (15, 185895344), (16, 174276885), (20, 139421508), (24, 116184590), (30, 92947672), (31, 89949360), (40, 69710754), (48, 58092295), (60, 46473836), (62, 44974680), (80, 34855377), (93, 29983120), (120, 23236918), (124, 22487340), (155, 17989872), (186, 14991560), (240, 11618459), (248, 11243670), (310, 8994936), (372, 7495780), (465, 5996624), (496, 5621835), (620, 4497468), (744, 3747890), (930, 2998312), (1240, 2248734), (1488, 1873945), (1860, 1499156), (2480, 1124367), (3720, 749578), (7440, 374789)]