89985780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3067}}^1$

素因数の和:3245

約数の個数: 72

約数和(自身を含む): 274720992

約数和(自身を除く): 184735212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 489, 652, 815, 978, 1467, 1630, 1956, 2445, 2934, 3067, 3260, 4890, 5868, 6134, 7335, 9201, 9780, 12268, 14670, 15335, 18402, 27603, 29340, 30670, 36804, 46005, 55206, 61340, 92010, 110412, 138015, 184020, 276030, 499921, 552060, 999842, 1499763, 1999684, 2499605, 2999526, 4499289, 4999210, 5999052, 7498815, 8998578, 9998420, 14997630, 17997156, 22496445, 29995260, 44992890, 89985780]

約数ペア:

[(1, 89985780), (2, 44992890), (3, 29995260), (4, 22496445), (5, 17997156), (6, 14997630), (9, 9998420), (10, 8998578), (12, 7498815), (15, 5999052), (18, 4999210), (20, 4499289), (30, 2999526), (36, 2499605), (45, 1999684), (60, 1499763), (90, 999842), (163, 552060), (180, 499921), (326, 276030), (489, 184020), (652, 138015), (815, 110412), (978, 92010), (1467, 61340), (1630, 55206), (1956, 46005), (2445, 36804), (2934, 30670), (3067, 29340), (3260, 27603), (4890, 18402), (5868, 15335), (6134, 14670), (7335, 12268), (9201, 9780)]