204474760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23557}}^1$

素因数の和:23606

約数の個数: 64

約数和(自身を含む): 542776320

約数和(自身を除く): 338301560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 23557, 47114, 94228, 117785, 164899, 188456, 235570, 329798, 471140, 659596, 730267, 824495, 942280, 1319192, 1460534, 1648990, 2921068, 3297980, 3651335, 5111869, 5842136, 6595960, 7302670, 10223738, 14605340, 20447476, 25559345, 29210680, 40894952, 51118690, 102237380, 204474760]

約数ペア:

[(1, 204474760), (2, 102237380), (4, 51118690), (5, 40894952), (7, 29210680), (8, 25559345), (10, 20447476), (14, 14605340), (20, 10223738), (28, 7302670), (31, 6595960), (35, 5842136), (40, 5111869), (56, 3651335), (62, 3297980), (70, 2921068), (124, 1648990), (140, 1460534), (155, 1319192), (217, 942280), (248, 824495), (280, 730267), (310, 659596), (434, 471140), (620, 329798), (868, 235570), (1085, 188456), (1240, 164899), (1736, 117785), (2170, 94228), (4340, 47114), (8680, 23557)]