31837140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2131}}^1$

素因数の和:2229

約数の個数: 72

約数和(自身を含む): 97782048

約数和(自身を除く): 65944908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2131, 2490, 2988, 3735, 4262, 4980, 6393, 7470, 8524, 10655, 12786, 14940, 19179, 21310, 25572, 31965, 38358, 42620, 63930, 76716, 95895, 127860, 176873, 191790, 353746, 383580, 530619, 707492, 884365, 1061238, 1591857, 1768730, 2122476, 2653095, 3183714, 3537460, 5306190, 6367428, 7959285, 10612380, 15918570, 31837140]

約数ペア:

[(1, 31837140), (2, 15918570), (3, 10612380), (4, 7959285), (5, 6367428), (6, 5306190), (9, 3537460), (10, 3183714), (12, 2653095), (15, 2122476), (18, 1768730), (20, 1591857), (30, 1061238), (36, 884365), (45, 707492), (60, 530619), (83, 383580), (90, 353746), (166, 191790), (180, 176873), (249, 127860), (332, 95895), (415, 76716), (498, 63930), (747, 42620), (830, 38358), (996, 31965), (1245, 25572), (1494, 21310), (1660, 19179), (2131, 14940), (2490, 12786), (2988, 10655), (3735, 8524), (4262, 7470), (4980, 6393)]