331328320

素因数分解:

$2^6\times 5^1\times {\mathrm{149}}^1\times {\mathrm{6949}}^1$

素因数の和:7115

約数の個数: 56

約数和(自身を含む): 794385000

約数和(自身を除く): 463056680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 149, 160, 298, 320, 596, 745, 1192, 1490, 2384, 2980, 4768, 5960, 6949, 9536, 11920, 13898, 23840, 27796, 34745, 47680, 55592, 69490, 111184, 138980, 222368, 277960, 444736, 555920, 1035401, 1111840, 2070802, 2223680, 4141604, 5177005, 8283208, 10354010, 16566416, 20708020, 33132832, 41416040, 66265664, 82832080, 165664160, 331328320]

約数ペア:

[(1, 331328320), (2, 165664160), (4, 82832080), (5, 66265664), (8, 41416040), (10, 33132832), (16, 20708020), (20, 16566416), (32, 10354010), (40, 8283208), (64, 5177005), (80, 4141604), (149, 2223680), (160, 2070802), (298, 1111840), (320, 1035401), (596, 555920), (745, 444736), (1192, 277960), (1490, 222368), (2384, 138980), (2980, 111184), (4768, 69490), (5960, 55592), (6949, 47680), (9536, 34745), (11920, 27796), (13898, 23840)]