87105780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{17923}}^1$

素因数の和:17947

約数の個数: 72

約数和(自身を含む): 274022112

約数和(自身を除く): 186916332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 17923, 35846, 53769, 71692, 89615, 107538, 161307, 179230, 215076, 268845, 322614, 358460, 483921, 537690, 645228, 806535, 967842, 1075380, 1451763, 1613070, 1935684, 2419605, 2903526, 3226140, 4355289, 4839210, 5807052, 7258815, 8710578, 9678420, 14517630, 17421156, 21776445, 29035260, 43552890, 87105780]

約数ペア:

[(1, 87105780), (2, 43552890), (3, 29035260), (4, 21776445), (5, 17421156), (6, 14517630), (9, 9678420), (10, 8710578), (12, 7258815), (15, 5807052), (18, 4839210), (20, 4355289), (27, 3226140), (30, 2903526), (36, 2419605), (45, 1935684), (54, 1613070), (60, 1451763), (81, 1075380), (90, 967842), (108, 806535), (135, 645228), (162, 537690), (180, 483921), (243, 358460), (270, 322614), (324, 268845), (405, 215076), (486, 179230), (540, 161307), (810, 107538), (972, 89615), (1215, 71692), (1620, 53769), (2430, 35846), (4860, 17923)]