31860420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 93405312

約数和(自身を除く): 61544892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 53, 60, 86, 106, 129, 159, 172, 212, 215, 233, 258, 265, 318, 430, 466, 516, 530, 636, 645, 699, 795, 860, 932, 1060, 1165, 1290, 1398, 1590, 2279, 2330, 2580, 2796, 3180, 3495, 4558, 4660, 6837, 6990, 9116, 10019, 11395, 12349, 13674, 13980, 20038, 22790, 24698, 27348, 30057, 34185, 37047, 40076, 45580, 49396, 50095, 60114, 61745, 68370, 74094, 100190, 120228, 123490, 136740, 148188, 150285, 185235, 200380, 246980, 300570, 370470, 531007, 601140, 740940, 1062014, 1593021, 2124028, 2655035, 3186042, 5310070, 6372084, 7965105, 10620140, 15930210, 31860420]

約数ペア:

[(1, 31860420), (2, 15930210), (3, 10620140), (4, 7965105), (5, 6372084), (6, 5310070), (10, 3186042), (12, 2655035), (15, 2124028), (20, 1593021), (30, 1062014), (43, 740940), (53, 601140), (60, 531007), (86, 370470), (106, 300570), (129, 246980), (159, 200380), (172, 185235), (212, 150285), (215, 148188), (233, 136740), (258, 123490), (265, 120228), (318, 100190), (430, 74094), (466, 68370), (516, 61745), (530, 60114), (636, 50095), (645, 49396), (699, 45580), (795, 40076), (860, 37047), (932, 34185), (1060, 30057), (1165, 27348), (1290, 24698), (1398, 22790), (1590, 20038), (2279, 13980), (2330, 13674), (2580, 12349), (2796, 11395), (3180, 10019), (3495, 9116), (4558, 6990), (4660, 6837)]