15693452920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{279641}}^1$

素因数の和:279736

約数の個数: 64

約数和(自身を含む): 37449656640

約数和(自身を除く): 21756203720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 61, 92, 115, 122, 184, 230, 244, 305, 460, 488, 610, 920, 1220, 1403, 2440, 2806, 5612, 7015, 11224, 14030, 28060, 56120, 279641, 559282, 1118564, 1398205, 2237128, 2796410, 5592820, 6431743, 11185640, 12863486, 17058101, 25726972, 32158715, 34116202, 51453944, 64317430, 68232404, 85290505, 128634860, 136464808, 170581010, 257269720, 341162020, 392336323, 682324040, 784672646, 1569345292, 1961681615, 3138690584, 3923363230, 7846726460, 15693452920]

約数ペア:

[(1, 15693452920), (2, 7846726460), (4, 3923363230), (5, 3138690584), (8, 1961681615), (10, 1569345292), (20, 784672646), (23, 682324040), (40, 392336323), (46, 341162020), (61, 257269720), (92, 170581010), (115, 136464808), (122, 128634860), (184, 85290505), (230, 68232404), (244, 64317430), (305, 51453944), (460, 34116202), (488, 32158715), (610, 25726972), (920, 17058101), (1220, 12863486), (1403, 11185640), (2440, 6431743), (2806, 5592820), (5612, 2796410), (7015, 2237128), (11224, 1398205), (14030, 1118564), (28060, 559282), (56120, 279641)]