312042640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42863}}^1$

素因数の和:42896

約数の個数: 80

約数和(自身を含む): 892942848

約数和(自身を除く): 580900208

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 42863, 85726, 171452, 214315, 300041, 342904, 428630, 557219, 600082, 685808, 857260, 1114438, 1200164, 1500205, 1714520, 2228876, 2400328, 2786095, 3000410, 3429040, 3900533, 4457752, 4800656, 5572190, 6000820, 7801066, 8915504, 11144380, 12001640, 15602132, 19502665, 22288760, 24003280, 31204264, 39005330, 44577520, 62408528, 78010660, 156021320, 312042640]

約数ペア:

[(1, 312042640), (2, 156021320), (4, 78010660), (5, 62408528), (7, 44577520), (8, 39005330), (10, 31204264), (13, 24003280), (14, 22288760), (16, 19502665), (20, 15602132), (26, 12001640), (28, 11144380), (35, 8915504), (40, 7801066), (52, 6000820), (56, 5572190), (65, 4800656), (70, 4457752), (80, 3900533), (91, 3429040), (104, 3000410), (112, 2786095), (130, 2400328), (140, 2228876), (182, 1714520), (208, 1500205), (260, 1200164), (280, 1114438), (364, 857260), (455, 685808), (520, 600082), (560, 557219), (728, 428630), (910, 342904), (1040, 300041), (1456, 214315), (1820, 171452), (3640, 85726), (7280, 42863)]