68835780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1279}}^1$

素因数の和:1330

約数の個数: 144

約数和(自身を含む): 234823680

約数和(自身を除く): 165987900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 30, 36, 39, 45, 46, 52, 60, 65, 69, 78, 90, 92, 115, 117, 130, 138, 156, 180, 195, 207, 230, 234, 260, 276, 299, 345, 390, 414, 460, 468, 585, 598, 690, 780, 828, 897, 1035, 1170, 1196, 1279, 1380, 1495, 1794, 2070, 2340, 2558, 2691, 2990, 3588, 3837, 4140, 4485, 5116, 5382, 5980, 6395, 7674, 8970, 10764, 11511, 12790, 13455, 15348, 16627, 17940, 19185, 23022, 25580, 26910, 29417, 33254, 38370, 46044, 49881, 53820, 57555, 58834, 66508, 76740, 83135, 88251, 99762, 115110, 117668, 147085, 149643, 166270, 176502, 199524, 230220, 249405, 264753, 294170, 299286, 332540, 353004, 382421, 441255, 498810, 529506, 588340, 598572, 748215, 764842, 882510, 997620, 1059012, 1147263, 1323765, 1496430, 1529684, 1765020, 1912105, 2294526, 2647530, 2992860, 3441789, 3824210, 4589052, 5295060, 5736315, 6883578, 7648420, 11472630, 13767156, 17208945, 22945260, 34417890, 68835780]

約数ペア:

[(1, 68835780), (2, 34417890), (3, 22945260), (4, 17208945), (5, 13767156), (6, 11472630), (9, 7648420), (10, 6883578), (12, 5736315), (13, 5295060), (15, 4589052), (18, 3824210), (20, 3441789), (23, 2992860), (26, 2647530), (30, 2294526), (36, 1912105), (39, 1765020), (45, 1529684), (46, 1496430), (52, 1323765), (60, 1147263), (65, 1059012), (69, 997620), (78, 882510), (90, 764842), (92, 748215), (115, 598572), (117, 588340), (130, 529506), (138, 498810), (156, 441255), (180, 382421), (195, 353004), (207, 332540), (230, 299286), (234, 294170), (260, 264753), (276, 249405), (299, 230220), (345, 199524), (390, 176502), (414, 166270), (460, 149643), (468, 147085), (585, 117668), (598, 115110), (690, 99762), (780, 88251), (828, 83135), (897, 76740), (1035, 66508), (1170, 58834), (1196, 57555), (1279, 53820), (1380, 49881), (1495, 46044), (1794, 38370), (2070, 33254), (2340, 29417), (2558, 26910), (2691, 25580), (2990, 23022), (3588, 19185), (3837, 17940), (4140, 16627), (4485, 15348), (5116, 13455), (5382, 12790), (5980, 11511), (6395, 10764), (7674, 8970)]