68101920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47293}}^1$

素因数の和:47314

約数の個数: 72

約数和(自身を含む): 232402716

約数和(自身を除く): 164300796

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 47293, 94586, 141879, 189172, 236465, 283758, 378344, 425637, 472930, 567516, 709395, 756688, 851274, 945860, 1135032, 1418790, 1513376, 1702548, 1891720, 2128185, 2270064, 2837580, 3405096, 3783440, 4256370, 4540128, 5675160, 6810192, 7566880, 8512740, 11350320, 13620384, 17025480, 22700640, 34050960, 68101920]

約数ペア:

[(1, 68101920), (2, 34050960), (3, 22700640), (4, 17025480), (5, 13620384), (6, 11350320), (8, 8512740), (9, 7566880), (10, 6810192), (12, 5675160), (15, 4540128), (16, 4256370), (18, 3783440), (20, 3405096), (24, 2837580), (30, 2270064), (32, 2128185), (36, 1891720), (40, 1702548), (45, 1513376), (48, 1418790), (60, 1135032), (72, 945860), (80, 851274), (90, 756688), (96, 709395), (120, 567516), (144, 472930), (160, 425637), (180, 378344), (240, 283758), (288, 236465), (360, 189172), (480, 141879), (720, 94586), (1440, 47293)]