31383180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{653}}^1$

素因数の和:760

約数の個数: 96

約数和(自身を含む): 98884800

約数和(自身を除く): 67501620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 89, 90, 108, 135, 178, 180, 267, 270, 356, 445, 534, 540, 653, 801, 890, 1068, 1306, 1335, 1602, 1780, 1959, 2403, 2612, 2670, 3204, 3265, 3918, 4005, 4806, 5340, 5877, 6530, 7836, 8010, 9612, 9795, 11754, 12015, 13060, 16020, 17631, 19590, 23508, 24030, 29385, 35262, 39180, 48060, 58117, 58770, 70524, 88155, 116234, 117540, 174351, 176310, 232468, 290585, 348702, 352620, 523053, 581170, 697404, 871755, 1046106, 1162340, 1569159, 1743510, 2092212, 2615265, 3138318, 3487020, 5230530, 6276636, 7845795, 10461060, 15691590, 31383180]

約数ペア:

[(1, 31383180), (2, 15691590), (3, 10461060), (4, 7845795), (5, 6276636), (6, 5230530), (9, 3487020), (10, 3138318), (12, 2615265), (15, 2092212), (18, 1743510), (20, 1569159), (27, 1162340), (30, 1046106), (36, 871755), (45, 697404), (54, 581170), (60, 523053), (89, 352620), (90, 348702), (108, 290585), (135, 232468), (178, 176310), (180, 174351), (267, 117540), (270, 116234), (356, 88155), (445, 70524), (534, 58770), (540, 58117), (653, 48060), (801, 39180), (890, 35262), (1068, 29385), (1306, 24030), (1335, 23508), (1602, 19590), (1780, 17631), (1959, 16020), (2403, 13060), (2612, 12015), (2670, 11754), (3204, 9795), (3265, 9612), (3918, 8010), (4005, 7836), (4806, 6530), (5340, 5877)]