220996880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9239}}^1$

素因数の和:9288

約数の個数: 80

約数和(自身を含む): 577463040

約数和(自身を除く): 356466160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2990, 4784, 5980, 9239, 11960, 18478, 23920, 36956, 46195, 73912, 92390, 120107, 147824, 184780, 212497, 240214, 369560, 424994, 480428, 600535, 739120, 849988, 960856, 1062485, 1201070, 1699976, 1921712, 2124970, 2402140, 2762461, 3399952, 4249940, 4804280, 5524922, 8499880, 9608560, 11049844, 13812305, 16999760, 22099688, 27624610, 44199376, 55249220, 110498440, 220996880]

約数ペア:

[(1, 220996880), (2, 110498440), (4, 55249220), (5, 44199376), (8, 27624610), (10, 22099688), (13, 16999760), (16, 13812305), (20, 11049844), (23, 9608560), (26, 8499880), (40, 5524922), (46, 4804280), (52, 4249940), (65, 3399952), (80, 2762461), (92, 2402140), (104, 2124970), (115, 1921712), (130, 1699976), (184, 1201070), (208, 1062485), (230, 960856), (260, 849988), (299, 739120), (368, 600535), (460, 480428), (520, 424994), (598, 369560), (920, 240214), (1040, 212497), (1196, 184780), (1495, 147824), (1840, 120107), (2392, 92390), (2990, 73912), (4784, 46195), (5980, 36956), (9239, 23920), (11960, 18478)]