31153140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1861}}^1$

素因数の和:1910

約数の個数: 96

約数和(自身を含む): 100101120

約数和(自身を除く): 68947980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 1116, 1395, 1674, 1860, 1861, 2790, 3348, 3722, 4185, 5580, 5583, 7444, 8370, 9305, 11166, 16740, 16749, 18610, 22332, 27915, 33498, 37220, 50247, 55830, 57691, 66996, 83745, 100494, 111660, 115382, 167490, 173073, 200988, 230764, 251235, 288455, 334980, 346146, 502470, 519219, 576910, 692292, 865365, 1004940, 1038438, 1153820, 1557657, 1730730, 2076876, 2596095, 3115314, 3461460, 5192190, 6230628, 7788285, 10384380, 15576570, 31153140]

約数ペア:

[(1, 31153140), (2, 15576570), (3, 10384380), (4, 7788285), (5, 6230628), (6, 5192190), (9, 3461460), (10, 3115314), (12, 2596095), (15, 2076876), (18, 1730730), (20, 1557657), (27, 1153820), (30, 1038438), (31, 1004940), (36, 865365), (45, 692292), (54, 576910), (60, 519219), (62, 502470), (90, 346146), (93, 334980), (108, 288455), (124, 251235), (135, 230764), (155, 200988), (180, 173073), (186, 167490), (270, 115382), (279, 111660), (310, 100494), (372, 83745), (465, 66996), (540, 57691), (558, 55830), (620, 50247), (837, 37220), (930, 33498), (1116, 27915), (1395, 22332), (1674, 18610), (1860, 16749), (1861, 16740), (2790, 11166), (3348, 9305), (3722, 8370), (4185, 7444), (5580, 5583)]