90059220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1019}}^1$

素因数の和:1525

約数の個数: 72

約数和(自身を含む): 274004640

約数和(自身を除く): 183945420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 491, 982, 1019, 1473, 1964, 2038, 2455, 2946, 3057, 4076, 4419, 4910, 5095, 5892, 6114, 7365, 8838, 9171, 9820, 10190, 12228, 14730, 15285, 17676, 18342, 20380, 22095, 29460, 30570, 36684, 44190, 45855, 61140, 88380, 91710, 183420, 500329, 1000658, 1500987, 2001316, 2501645, 3001974, 4502961, 5003290, 6003948, 7504935, 9005922, 10006580, 15009870, 18011844, 22514805, 30019740, 45029610, 90059220]

約数ペア:

[(1, 90059220), (2, 45029610), (3, 30019740), (4, 22514805), (5, 18011844), (6, 15009870), (9, 10006580), (10, 9005922), (12, 7504935), (15, 6003948), (18, 5003290), (20, 4502961), (30, 3001974), (36, 2501645), (45, 2001316), (60, 1500987), (90, 1000658), (180, 500329), (491, 183420), (982, 91710), (1019, 88380), (1473, 61140), (1964, 45855), (2038, 44190), (2455, 36684), (2946, 30570), (3057, 29460), (4076, 22095), (4419, 20380), (4910, 18342), (5095, 17676), (5892, 15285), (6114, 14730), (7365, 12228), (8838, 10190), (9171, 9820)]