68982420

素因数分解:

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

素因数の和:6841

約数の個数: 72

約数和(自身を含む): 209182176

約数和(自身を除く): 140199756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 6803, 10140, 13606, 20409, 27212, 34015, 40818, 68030, 81636, 88439, 102045, 136060, 176878, 204090, 265317, 353756, 408180, 442195, 530634, 884390, 1061268, 1149707, 1326585, 1768780, 2299414, 2653170, 3449121, 4598828, 5306340, 5748535, 6898242, 11497070, 13796484, 17245605, 22994140, 34491210, 68982420]

約数ペア:

[(1, 68982420), (2, 34491210), (3, 22994140), (4, 17245605), (5, 13796484), (6, 11497070), (10, 6898242), (12, 5748535), (13, 5306340), (15, 4598828), (20, 3449121), (26, 2653170), (30, 2299414), (39, 1768780), (52, 1326585), (60, 1149707), (65, 1061268), (78, 884390), (130, 530634), (156, 442195), (169, 408180), (195, 353756), (260, 265317), (338, 204090), (390, 176878), (507, 136060), (676, 102045), (780, 88439), (845, 81636), (1014, 68030), (1690, 40818), (2028, 34015), (2535, 27212), (3380, 20409), (5070, 13606), (6803, 10140)]