66847160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 163010880

約数和(自身を除く): 96163720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 47, 62, 74, 94, 124, 148, 155, 185, 188, 235, 248, 296, 310, 370, 376, 470, 620, 740, 940, 961, 1147, 1240, 1457, 1480, 1739, 1880, 1922, 2294, 2914, 3478, 3844, 4588, 4805, 5735, 5828, 6956, 7285, 7688, 8695, 9176, 9610, 11470, 11656, 13912, 14570, 17390, 19220, 22940, 29140, 34780, 35557, 38440, 45167, 45880, 53909, 58280, 69560, 71114, 90334, 107818, 142228, 177785, 180668, 215636, 225835, 269545, 284456, 355570, 361336, 431272, 451670, 539090, 711140, 903340, 1078180, 1422280, 1671179, 1806680, 2156360, 3342358, 6684716, 8355895, 13369432, 16711790, 33423580, 66847160]

約数ペア:

[(1, 66847160), (2, 33423580), (4, 16711790), (5, 13369432), (8, 8355895), (10, 6684716), (20, 3342358), (31, 2156360), (37, 1806680), (40, 1671179), (47, 1422280), (62, 1078180), (74, 903340), (94, 711140), (124, 539090), (148, 451670), (155, 431272), (185, 361336), (188, 355570), (235, 284456), (248, 269545), (296, 225835), (310, 215636), (370, 180668), (376, 177785), (470, 142228), (620, 107818), (740, 90334), (940, 71114), (961, 69560), (1147, 58280), (1240, 53909), (1457, 45880), (1480, 45167), (1739, 38440), (1880, 35557), (1922, 34780), (2294, 29140), (2914, 22940), (3478, 19220), (3844, 17390), (4588, 14570), (4805, 13912), (5735, 11656), (5828, 11470), (6956, 9610), (7285, 9176), (7688, 8695)]