31180064940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{219547}}^1$

素因数の和:219828

約数の個数: 96

約数和(自身を含む): 97373928960

約数和(自身を除く): 66193864020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 263, 270, 526, 540, 789, 1052, 1315, 1578, 2367, 2630, 3156, 3945, 4734, 5260, 7101, 7890, 9468, 11835, 14202, 15780, 23670, 28404, 35505, 47340, 71010, 142020, 219547, 439094, 658641, 878188, 1097735, 1317282, 1975923, 2195470, 2634564, 3293205, 3951846, 4390940, 5927769, 6586410, 7903692, 9879615, 11855538, 13172820, 19759230, 23711076, 29638845, 39518460, 57740861, 59277690, 115481722, 118555380, 173222583, 230963444, 288704305, 346445166, 519667749, 577408610, 692890332, 866112915, 1039335498, 1154817220, 1559003247, 1732225830, 2078670996, 2598338745, 3118006494, 3464451660, 5196677490, 6236012988, 7795016235, 10393354980, 15590032470, 31180064940]

約数ペア:

[(1, 31180064940), (2, 15590032470), (3, 10393354980), (4, 7795016235), (5, 6236012988), (6, 5196677490), (9, 3464451660), (10, 3118006494), (12, 2598338745), (15, 2078670996), (18, 1732225830), (20, 1559003247), (27, 1154817220), (30, 1039335498), (36, 866112915), (45, 692890332), (54, 577408610), (60, 519667749), (90, 346445166), (108, 288704305), (135, 230963444), (180, 173222583), (263, 118555380), (270, 115481722), (526, 59277690), (540, 57740861), (789, 39518460), (1052, 29638845), (1315, 23711076), (1578, 19759230), (2367, 13172820), (2630, 11855538), (3156, 9879615), (3945, 7903692), (4734, 6586410), (5260, 5927769), (7101, 4390940), (7890, 3951846), (9468, 3293205), (11835, 2634564), (14202, 2195470), (15780, 1975923), (23670, 1317282), (28404, 1097735), (35505, 878188), (47340, 658641), (71010, 439094), (142020, 219547)]