154896040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2143}}^1$

素因数の和:2306

約数の個数: 64

約数和(自身を含む): 378201600

約数和(自身を除く): 223305560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 139, 260, 278, 520, 556, 695, 1112, 1390, 1807, 2143, 2780, 3614, 4286, 5560, 7228, 8572, 9035, 10715, 14456, 17144, 18070, 21430, 27859, 36140, 42860, 55718, 72280, 85720, 111436, 139295, 222872, 278590, 297877, 557180, 595754, 1114360, 1191508, 1489385, 2383016, 2978770, 3872401, 5957540, 7744802, 11915080, 15489604, 19362005, 30979208, 38724010, 77448020, 154896040]

約数ペア:

[(1, 154896040), (2, 77448020), (4, 38724010), (5, 30979208), (8, 19362005), (10, 15489604), (13, 11915080), (20, 7744802), (26, 5957540), (40, 3872401), (52, 2978770), (65, 2383016), (104, 1489385), (130, 1191508), (139, 1114360), (260, 595754), (278, 557180), (520, 297877), (556, 278590), (695, 222872), (1112, 139295), (1390, 111436), (1807, 85720), (2143, 72280), (2780, 55718), (3614, 42860), (4286, 36140), (5560, 27859), (7228, 21430), (8572, 18070), (9035, 17144), (10715, 14456)]