31546260

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{6491}}^1$

素因数の和:6515

約数の個数: 72

約数和(自身を含む): 99249696

約数和(自身を除く): 67703436

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, 6491, 12982, 19473, 25964, 32455, 38946, 58419, 64910, 77892, 97365, 116838, 129820, 175257, 194730, 233676, 292095, 350514, 389460, 525771, 584190, 701028, 876285, 1051542, 1168380, 1577313, 1752570, 2103084, 2628855, 3154626, 3505140, 5257710, 6309252, 7886565, 10515420, 15773130, 31546260]

約数ペア:

[(1, 31546260), (2, 15773130), (3, 10515420), (4, 7886565), (5, 6309252), (6, 5257710), (9, 3505140), (10, 3154626), (12, 2628855), (15, 2103084), (18, 1752570), (20, 1577313), (27, 1168380), (30, 1051542), (36, 876285), (45, 701028), (54, 584190), (60, 525771), (81, 389460), (90, 350514), (108, 292095), (135, 233676), (162, 194730), (180, 175257), (243, 129820), (270, 116838), (324, 97365), (405, 77892), (486, 64910), (540, 58419), (810, 38946), (972, 32455), (1215, 25964), (1620, 19473), (2430, 12982), (4860, 6491)]