155865507280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{39761609}}^1$

素因数の和:39761636

約数の個数: 60

約数和(自身を含む): 421552589220

約数和(自身を除く): 265687081940

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 39761609, 79523218, 159046436, 198808045, 278331263, 318092872, 397616090, 556662526, 636185744, 795232180, 1113325052, 1391656315, 1590464360, 1948318841, 2226650104, 2783312630, 3180928720, 3896637682, 4453300208, 5566625260, 7793275364, 9741594205, 11133250520, 15586550728, 19483188410, 22266501040, 31173101456, 38966376820, 77932753640, 155865507280]

約数ペア:

[(1, 155865507280), (2, 77932753640), (4, 38966376820), (5, 31173101456), (7, 22266501040), (8, 19483188410), (10, 15586550728), (14, 11133250520), (16, 9741594205), (20, 7793275364), (28, 5566625260), (35, 4453300208), (40, 3896637682), (49, 3180928720), (56, 2783312630), (70, 2226650104), (80, 1948318841), (98, 1590464360), (112, 1391656315), (140, 1113325052), (196, 795232180), (245, 636185744), (280, 556662526), (392, 397616090), (490, 318092872), (560, 278331263), (784, 198808045), (980, 159046436), (1960, 79523218), (3920, 39761609)]