84578480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1697}}^1$

素因数の和:1806

約数の個数: 80

約数和(自身を含む): 227396160

約数和(自身を除く): 142817680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 89, 112, 140, 178, 280, 356, 445, 560, 623, 712, 890, 1246, 1424, 1697, 1780, 2492, 3115, 3394, 3560, 4984, 6230, 6788, 7120, 8485, 9968, 11879, 12460, 13576, 16970, 23758, 24920, 27152, 33940, 47516, 49840, 59395, 67880, 95032, 118790, 135760, 151033, 190064, 237580, 302066, 475160, 604132, 755165, 950320, 1057231, 1208264, 1510330, 2114462, 2416528, 3020660, 4228924, 5286155, 6041320, 8457848, 10572310, 12082640, 16915696, 21144620, 42289240, 84578480]

約数ペア:

[(1, 84578480), (2, 42289240), (4, 21144620), (5, 16915696), (7, 12082640), (8, 10572310), (10, 8457848), (14, 6041320), (16, 5286155), (20, 4228924), (28, 3020660), (35, 2416528), (40, 2114462), (56, 1510330), (70, 1208264), (80, 1057231), (89, 950320), (112, 755165), (140, 604132), (178, 475160), (280, 302066), (356, 237580), (445, 190064), (560, 151033), (623, 135760), (712, 118790), (890, 95032), (1246, 67880), (1424, 59395), (1697, 49840), (1780, 47516), (2492, 33940), (3115, 27152), (3394, 24920), (3560, 23758), (4984, 16970), (6230, 13576), (6788, 12460), (7120, 11879), (8485, 9968)]