31377720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2161}}^1$

素因数の和:2197

約数の個数: 96

約数和(自身を含む): 103516560

約数和(自身を除く): 72138840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 121, 132, 165, 220, 242, 264, 330, 363, 440, 484, 605, 660, 726, 968, 1210, 1320, 1452, 1815, 2161, 2420, 2904, 3630, 4322, 4840, 6483, 7260, 8644, 10805, 12966, 14520, 17288, 21610, 23771, 25932, 32415, 43220, 47542, 51864, 64830, 71313, 86440, 95084, 118855, 129660, 142626, 190168, 237710, 259320, 261481, 285252, 356565, 475420, 522962, 570504, 713130, 784443, 950840, 1045924, 1307405, 1426260, 1568886, 2091848, 2614810, 2852520, 3137772, 3922215, 5229620, 6275544, 7844430, 10459240, 15688860, 31377720]

約数ペア:

[(1, 31377720), (2, 15688860), (3, 10459240), (4, 7844430), (5, 6275544), (6, 5229620), (8, 3922215), (10, 3137772), (11, 2852520), (12, 2614810), (15, 2091848), (20, 1568886), (22, 1426260), (24, 1307405), (30, 1045924), (33, 950840), (40, 784443), (44, 713130), (55, 570504), (60, 522962), (66, 475420), (88, 356565), (110, 285252), (120, 261481), (121, 259320), (132, 237710), (165, 190168), (220, 142626), (242, 129660), (264, 118855), (330, 95084), (363, 86440), (440, 71313), (484, 64830), (605, 51864), (660, 47542), (726, 43220), (968, 32415), (1210, 25932), (1320, 23771), (1452, 21610), (1815, 17288), (2161, 14520), (2420, 12966), (2904, 10805), (3630, 8644), (4322, 7260), (4840, 6483)]