90239940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{23873}}^1$

素因数の和:23898

約数の個数: 96

約数和(自身を含む): 320866560

約数和(自身を除く): 230626620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 23873, 47746, 71619, 95492, 119365, 143238, 167111, 214857, 238730, 286476, 334222, 358095, 429714, 477460, 501333, 644571, 668444, 716190, 835555, 859428, 1002666, 1074285, 1289142, 1432380, 1503999, 1671110, 2005332, 2148570, 2506665, 2578284, 3007998, 3222855, 3342220, 4297140, 4511997, 5013330, 6015996, 6445710, 7519995, 9023994, 10026660, 12891420, 15039990, 18047988, 22559985, 30079980, 45119970, 90239940]

約数ペア:

[(1, 90239940), (2, 45119970), (3, 30079980), (4, 22559985), (5, 18047988), (6, 15039990), (7, 12891420), (9, 10026660), (10, 9023994), (12, 7519995), (14, 6445710), (15, 6015996), (18, 5013330), (20, 4511997), (21, 4297140), (27, 3342220), (28, 3222855), (30, 3007998), (35, 2578284), (36, 2506665), (42, 2148570), (45, 2005332), (54, 1671110), (60, 1503999), (63, 1432380), (70, 1289142), (84, 1074285), (90, 1002666), (105, 859428), (108, 835555), (126, 716190), (135, 668444), (140, 644571), (180, 501333), (189, 477460), (210, 429714), (252, 358095), (270, 334222), (315, 286476), (378, 238730), (420, 214857), (540, 167111), (630, 143238), (756, 119365), (945, 95492), (1260, 71619), (1890, 47746), (3780, 23873)]