276430040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{587}}^1$

素因数の和:852

約数の個数: 64

約数和(自身を含む): 636521760

約数和(自身を除く): 360091720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 193, 244, 305, 386, 488, 587, 610, 772, 965, 1174, 1220, 1544, 1930, 2348, 2440, 2935, 3860, 4696, 5870, 7720, 11740, 11773, 23480, 23546, 35807, 47092, 58865, 71614, 94184, 113291, 117730, 143228, 179035, 226582, 235460, 286456, 358070, 453164, 470920, 566455, 716140, 906328, 1132910, 1432280, 2265820, 4531640, 6910751, 13821502, 27643004, 34553755, 55286008, 69107510, 138215020, 276430040]

約数ペア:

[(1, 276430040), (2, 138215020), (4, 69107510), (5, 55286008), (8, 34553755), (10, 27643004), (20, 13821502), (40, 6910751), (61, 4531640), (122, 2265820), (193, 1432280), (244, 1132910), (305, 906328), (386, 716140), (488, 566455), (587, 470920), (610, 453164), (772, 358070), (965, 286456), (1174, 235460), (1220, 226582), (1544, 179035), (1930, 143228), (2348, 117730), (2440, 113291), (2935, 94184), (3860, 71614), (4696, 58865), (5870, 47092), (7720, 35807), (11740, 23546), (11773, 23480)]