31510740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:373

約数の個数: 96

約数和(自身を含む): 94026240

約数和(自身を除く): 62515500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 131, 190, 211, 228, 262, 285, 380, 393, 422, 524, 570, 633, 655, 786, 844, 1055, 1140, 1266, 1310, 1572, 1965, 2110, 2489, 2532, 2620, 3165, 3930, 4009, 4220, 4978, 6330, 7467, 7860, 8018, 9956, 12027, 12445, 12660, 14934, 16036, 20045, 24054, 24890, 27641, 29868, 37335, 40090, 48108, 49780, 55282, 60135, 74670, 80180, 82923, 110564, 120270, 138205, 149340, 165846, 240540, 276410, 331692, 414615, 525179, 552820, 829230, 1050358, 1575537, 1658460, 2100716, 2625895, 3151074, 5251790, 6302148, 7877685, 10503580, 15755370, 31510740]

約数ペア:

[(1, 31510740), (2, 15755370), (3, 10503580), (4, 7877685), (5, 6302148), (6, 5251790), (10, 3151074), (12, 2625895), (15, 2100716), (19, 1658460), (20, 1575537), (30, 1050358), (38, 829230), (57, 552820), (60, 525179), (76, 414615), (95, 331692), (114, 276410), (131, 240540), (190, 165846), (211, 149340), (228, 138205), (262, 120270), (285, 110564), (380, 82923), (393, 80180), (422, 74670), (524, 60135), (570, 55282), (633, 49780), (655, 48108), (786, 40090), (844, 37335), (1055, 29868), (1140, 27641), (1266, 24890), (1310, 24054), (1572, 20045), (1965, 16036), (2110, 14934), (2489, 12660), (2532, 12445), (2620, 12027), (3165, 9956), (3930, 8018), (4009, 7860), (4220, 7467), (4978, 6330)]