1256268687560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{16451921}}^1$

素因数の和:16452038

約数の個数: 64

約数和(自身を含む): 2985036727680

約数和(自身を除く): 1728768040120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 83, 92, 115, 166, 184, 230, 332, 415, 460, 664, 830, 920, 1660, 1909, 3320, 3818, 7636, 9545, 15272, 19090, 38180, 76360, 16451921, 32903842, 65807684, 82259605, 131615368, 164519210, 329038420, 378394183, 658076840, 756788366, 1365509443, 1513576732, 1891970915, 2731018886, 3027153464, 3783941830, 5462037772, 6827547215, 7567883660, 10924075544, 13655094430, 15135767320, 27310188860, 31406717189, 54620377720, 62813434378, 125626868756, 157033585945, 251253737512, 314067171890, 628134343780, 1256268687560]

約数ペア:

[(1, 1256268687560), (2, 628134343780), (4, 314067171890), (5, 251253737512), (8, 157033585945), (10, 125626868756), (20, 62813434378), (23, 54620377720), (40, 31406717189), (46, 27310188860), (83, 15135767320), (92, 13655094430), (115, 10924075544), (166, 7567883660), (184, 6827547215), (230, 5462037772), (332, 3783941830), (415, 3027153464), (460, 2731018886), (664, 1891970915), (830, 1513576732), (920, 1365509443), (1660, 756788366), (1909, 658076840), (3320, 378394183), (3818, 329038420), (7636, 164519210), (9545, 131615368), (15272, 82259605), (19090, 65807684), (38180, 32903842), (76360, 16451921)]