251112720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{3571}}^1$

素因数の和:3880

約数の個数: 80

約数和(自身を含む): 781324992

約数和(自身を除く): 530212272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 293, 586, 879, 1172, 1465, 1758, 2344, 2930, 3516, 3571, 4395, 4688, 5860, 7032, 7142, 8790, 10713, 11720, 14064, 14284, 17580, 17855, 21426, 23440, 28568, 35160, 35710, 42852, 53565, 57136, 70320, 71420, 85704, 107130, 142840, 171408, 214260, 285680, 428520, 857040, 1046303, 2092606, 3138909, 4185212, 5231515, 6277818, 8370424, 10463030, 12555636, 15694545, 16740848, 20926060, 25111272, 31389090, 41852120, 50222544, 62778180, 83704240, 125556360, 251112720]

約数ペア:

[(1, 251112720), (2, 125556360), (3, 83704240), (4, 62778180), (5, 50222544), (6, 41852120), (8, 31389090), (10, 25111272), (12, 20926060), (15, 16740848), (16, 15694545), (20, 12555636), (24, 10463030), (30, 8370424), (40, 6277818), (48, 5231515), (60, 4185212), (80, 3138909), (120, 2092606), (240, 1046303), (293, 857040), (586, 428520), (879, 285680), (1172, 214260), (1465, 171408), (1758, 142840), (2344, 107130), (2930, 85704), (3516, 71420), (3571, 70320), (4395, 57136), (4688, 53565), (5860, 42852), (7032, 35710), (7142, 35160), (8790, 28568), (10713, 23440), (11720, 21426), (14064, 17855), (14284, 17580)]