90207780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6803}}^1$

素因数の和:6845

約数の個数: 96

約数和(自身を含む): 288054144

約数和(自身を除く): 197846364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 2210, 2652, 3315, 4420, 6630, 6803, 13260, 13606, 20409, 27212, 34015, 40818, 68030, 81636, 88439, 102045, 115651, 136060, 176878, 204090, 231302, 265317, 346953, 353756, 408180, 442195, 462604, 530634, 578255, 693906, 884390, 1061268, 1156510, 1326585, 1387812, 1503463, 1734765, 1768780, 2313020, 2653170, 3006926, 3469530, 4510389, 5306340, 6013852, 6939060, 7517315, 9020778, 15034630, 18041556, 22551945, 30069260, 45103890, 90207780]

約数ペア:

[(1, 90207780), (2, 45103890), (3, 30069260), (4, 22551945), (5, 18041556), (6, 15034630), (10, 9020778), (12, 7517315), (13, 6939060), (15, 6013852), (17, 5306340), (20, 4510389), (26, 3469530), (30, 3006926), (34, 2653170), (39, 2313020), (51, 1768780), (52, 1734765), (60, 1503463), (65, 1387812), (68, 1326585), (78, 1156510), (85, 1061268), (102, 884390), (130, 693906), (156, 578255), (170, 530634), (195, 462604), (204, 442195), (221, 408180), (255, 353756), (260, 346953), (340, 265317), (390, 231302), (442, 204090), (510, 176878), (663, 136060), (780, 115651), (884, 102045), (1020, 88439), (1105, 81636), (1326, 68030), (2210, 40818), (2652, 34015), (3315, 27212), (4420, 20409), (6630, 13606), (6803, 13260)]