71568180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 231154560

約数和(自身を除く): 159586380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 59, 60, 69, 90, 92, 115, 118, 138, 177, 180, 207, 230, 236, 276, 293, 295, 345, 354, 414, 460, 531, 586, 590, 690, 708, 828, 879, 885, 1035, 1062, 1172, 1180, 1357, 1380, 1465, 1758, 1770, 2070, 2124, 2637, 2655, 2714, 2930, 3516, 3540, 4071, 4140, 4395, 5274, 5310, 5428, 5860, 6739, 6785, 8142, 8790, 10548, 10620, 12213, 13185, 13478, 13570, 16284, 17287, 17580, 20217, 20355, 24426, 26370, 26956, 27140, 33695, 34574, 40434, 40710, 48852, 51861, 52740, 60651, 61065, 67390, 69148, 80868, 81420, 86435, 101085, 103722, 121302, 122130, 134780, 155583, 172870, 202170, 207444, 242604, 244260, 259305, 303255, 311166, 345740, 397601, 404340, 518610, 606510, 622332, 777915, 795202, 1037220, 1192803, 1213020, 1555830, 1590404, 1988005, 2385606, 3111660, 3578409, 3976010, 4771212, 5964015, 7156818, 7952020, 11928030, 14313636, 17892045, 23856060, 35784090, 71568180]

約数ペア:

[(1, 71568180), (2, 35784090), (3, 23856060), (4, 17892045), (5, 14313636), (6, 11928030), (9, 7952020), (10, 7156818), (12, 5964015), (15, 4771212), (18, 3976010), (20, 3578409), (23, 3111660), (30, 2385606), (36, 1988005), (45, 1590404), (46, 1555830), (59, 1213020), (60, 1192803), (69, 1037220), (90, 795202), (92, 777915), (115, 622332), (118, 606510), (138, 518610), (177, 404340), (180, 397601), (207, 345740), (230, 311166), (236, 303255), (276, 259305), (293, 244260), (295, 242604), (345, 207444), (354, 202170), (414, 172870), (460, 155583), (531, 134780), (586, 122130), (590, 121302), (690, 103722), (708, 101085), (828, 86435), (879, 81420), (885, 80868), (1035, 69148), (1062, 67390), (1172, 61065), (1180, 60651), (1357, 52740), (1380, 51861), (1465, 48852), (1758, 40710), (1770, 40434), (2070, 34574), (2124, 33695), (2637, 27140), (2655, 26956), (2714, 26370), (2930, 24426), (3516, 20355), (3540, 20217), (4071, 17580), (4140, 17287), (4395, 16284), (5274, 13570), (5310, 13478), (5428, 13185), (5860, 12213), (6739, 10620), (6785, 10548), (8142, 8790)]