30079980

素因数分解:

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

素因数の和:23895

約数の個数: 72

約数和(自身を含む): 104281632

約数和(自身を除く): 74201652

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 23873, 47746, 71619, 95492, 119365, 143238, 167111, 214857, 238730, 286476, 334222, 358095, 429714, 477460, 501333, 668444, 716190, 835555, 859428, 1002666, 1074285, 1432380, 1503999, 1671110, 2005332, 2148570, 2506665, 3007998, 3342220, 4297140, 5013330, 6015996, 7519995, 10026660, 15039990, 30079980]

約数ペア:

[(1, 30079980), (2, 15039990), (3, 10026660), (4, 7519995), (5, 6015996), (6, 5013330), (7, 4297140), (9, 3342220), (10, 3007998), (12, 2506665), (14, 2148570), (15, 2005332), (18, 1671110), (20, 1503999), (21, 1432380), (28, 1074285), (30, 1002666), (35, 859428), (36, 835555), (42, 716190), (45, 668444), (60, 501333), (63, 477460), (70, 429714), (84, 358095), (90, 334222), (105, 286476), (126, 238730), (140, 214857), (180, 167111), (210, 143238), (252, 119365), (315, 95492), (420, 71619), (630, 47746), (1260, 23873)]