81546120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7307}}^1$

素因数の和:7355

約数の個数: 96

約数和(自身を含む): 273611520

約数和(自身を除く): 192065400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 7307, 11160, 14614, 21921, 29228, 36535, 43842, 58456, 65763, 73070, 87684, 109605, 131526, 146140, 175368, 219210, 226517, 263052, 292280, 328815, 438420, 453034, 526104, 657630, 679551, 876840, 906068, 1132585, 1315260, 1359102, 1812136, 2038653, 2265170, 2630520, 2718204, 3397755, 4077306, 4530340, 5436408, 6795510, 8154612, 9060680, 10193265, 13591020, 16309224, 20386530, 27182040, 40773060, 81546120]

約数ペア:

[(1, 81546120), (2, 40773060), (3, 27182040), (4, 20386530), (5, 16309224), (6, 13591020), (8, 10193265), (9, 9060680), (10, 8154612), (12, 6795510), (15, 5436408), (18, 4530340), (20, 4077306), (24, 3397755), (30, 2718204), (31, 2630520), (36, 2265170), (40, 2038653), (45, 1812136), (60, 1359102), (62, 1315260), (72, 1132585), (90, 906068), (93, 876840), (120, 679551), (124, 657630), (155, 526104), (180, 453034), (186, 438420), (248, 328815), (279, 292280), (310, 263052), (360, 226517), (372, 219210), (465, 175368), (558, 146140), (620, 131526), (744, 109605), (930, 87684), (1116, 73070), (1240, 65763), (1395, 58456), (1860, 43842), (2232, 36535), (2790, 29228), (3720, 21921), (5580, 14614), (7307, 11160)]