156787202840

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1\times {\mathrm{132857}}^1$

素因数の和:133212

約数の個数: 64

約数和(自身を含む): 356899102560

約数和(自身を除く): 200111899720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 181, 326, 362, 652, 724, 815, 905, 1304, 1448, 1630, 1810, 3260, 3620, 6520, 7240, 29503, 59006, 118012, 132857, 147515, 236024, 265714, 295030, 531428, 590060, 664285, 1062856, 1180120, 1328570, 2657140, 5314280, 21655691, 24047117, 43311382, 48094234, 86622764, 96188468, 108278455, 120235585, 173245528, 192376936, 216556910, 240471170, 433113820, 480942340, 866227640, 961884680, 3919680071, 7839360142, 15678720284, 19598400355, 31357440568, 39196800710, 78393601420, 156787202840]

約数ペア:

[(1, 156787202840), (2, 78393601420), (4, 39196800710), (5, 31357440568), (8, 19598400355), (10, 15678720284), (20, 7839360142), (40, 3919680071), (163, 961884680), (181, 866227640), (326, 480942340), (362, 433113820), (652, 240471170), (724, 216556910), (815, 192376936), (905, 173245528), (1304, 120235585), (1448, 108278455), (1630, 96188468), (1810, 86622764), (3260, 48094234), (3620, 43311382), (6520, 24047117), (7240, 21655691), (29503, 5314280), (59006, 2657140), (118012, 1328570), (132857, 1180120), (147515, 1062856), (236024, 664285), (265714, 590060), (295030, 531428)]