64996020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{757}}^1$

素因数の和:831

約数の個数: 120

約数和(自身を含む): 208016424

約数和(自身を除く): 143020404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 53, 54, 60, 81, 90, 106, 108, 135, 159, 162, 180, 212, 265, 270, 318, 324, 405, 477, 530, 540, 636, 757, 795, 810, 954, 1060, 1431, 1514, 1590, 1620, 1908, 2271, 2385, 2862, 3028, 3180, 3785, 4293, 4542, 4770, 5724, 6813, 7155, 7570, 8586, 9084, 9540, 11355, 13626, 14310, 15140, 17172, 20439, 21465, 22710, 27252, 28620, 34065, 40121, 40878, 42930, 45420, 61317, 68130, 80242, 81756, 85860, 102195, 120363, 122634, 136260, 160484, 200605, 204390, 240726, 245268, 306585, 361089, 401210, 408780, 481452, 601815, 613170, 722178, 802420, 1083267, 1203630, 1226340, 1444356, 1805445, 2166534, 2407260, 3249801, 3610890, 4333068, 5416335, 6499602, 7221780, 10832670, 12999204, 16249005, 21665340, 32498010, 64996020]

約数ペア:

[(1, 64996020), (2, 32498010), (3, 21665340), (4, 16249005), (5, 12999204), (6, 10832670), (9, 7221780), (10, 6499602), (12, 5416335), (15, 4333068), (18, 3610890), (20, 3249801), (27, 2407260), (30, 2166534), (36, 1805445), (45, 1444356), (53, 1226340), (54, 1203630), (60, 1083267), (81, 802420), (90, 722178), (106, 613170), (108, 601815), (135, 481452), (159, 408780), (162, 401210), (180, 361089), (212, 306585), (265, 245268), (270, 240726), (318, 204390), (324, 200605), (405, 160484), (477, 136260), (530, 122634), (540, 120363), (636, 102195), (757, 85860), (795, 81756), (810, 80242), (954, 68130), (1060, 61317), (1431, 45420), (1514, 42930), (1590, 40878), (1620, 40121), (1908, 34065), (2271, 28620), (2385, 27252), (2862, 22710), (3028, 21465), (3180, 20439), (3785, 17172), (4293, 15140), (4542, 14310), (4770, 13626), (5724, 11355), (6813, 9540), (7155, 9084), (7570, 8586)]