680120688

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{4241}}^1$

素因数の和:4522

約数の個数: 80

約数和(自身を含む): 1899940896

約数和(自身を除く): 1219820208

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 257, 312, 514, 624, 771, 1028, 1542, 2056, 3084, 3341, 4112, 4241, 6168, 6682, 8482, 10023, 12336, 12723, 13364, 16964, 20046, 25446, 26728, 33928, 40092, 50892, 53456, 55133, 67856, 80184, 101784, 110266, 160368, 165399, 203568, 220532, 330798, 441064, 661596, 882128, 1089937, 1323192, 2179874, 2646384, 3269811, 4359748, 6539622, 8719496, 13079244, 14169181, 17438992, 26158488, 28338362, 42507543, 52316976, 56676724, 85015086, 113353448, 170030172, 226706896, 340060344, 680120688]

約数ペア:

[(1, 680120688), (2, 340060344), (3, 226706896), (4, 170030172), (6, 113353448), (8, 85015086), (12, 56676724), (13, 52316976), (16, 42507543), (24, 28338362), (26, 26158488), (39, 17438992), (48, 14169181), (52, 13079244), (78, 8719496), (104, 6539622), (156, 4359748), (208, 3269811), (257, 2646384), (312, 2179874), (514, 1323192), (624, 1089937), (771, 882128), (1028, 661596), (1542, 441064), (2056, 330798), (3084, 220532), (3341, 203568), (4112, 165399), (4241, 160368), (6168, 110266), (6682, 101784), (8482, 80184), (10023, 67856), (12336, 55133), (12723, 53456), (13364, 50892), (16964, 40092), (20046, 33928), (25446, 26728)]