275278640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37813}}^1$

素因数の和:37846

約数の個数: 80

約数和(自身を含む): 787741248

約数和(自身を除く): 512462608

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 37813, 75626, 151252, 189065, 264691, 302504, 378130, 491569, 529382, 605008, 756260, 983138, 1058764, 1323455, 1512520, 1966276, 2117528, 2457845, 2646910, 3025040, 3440983, 3932552, 4235056, 4915690, 5293820, 6881966, 7865104, 9831380, 10587640, 13763932, 17204915, 19662760, 21175280, 27527864, 34409830, 39325520, 55055728, 68819660, 137639320, 275278640]

約数ペア:

[(1, 275278640), (2, 137639320), (4, 68819660), (5, 55055728), (7, 39325520), (8, 34409830), (10, 27527864), (13, 21175280), (14, 19662760), (16, 17204915), (20, 13763932), (26, 10587640), (28, 9831380), (35, 7865104), (40, 6881966), (52, 5293820), (56, 4915690), (65, 4235056), (70, 3932552), (80, 3440983), (91, 3025040), (104, 2646910), (112, 2457845), (130, 2117528), (140, 1966276), (182, 1512520), (208, 1323455), (260, 1058764), (280, 983138), (364, 756260), (455, 605008), (520, 529382), (560, 491569), (728, 378130), (910, 302504), (1040, 264691), (1456, 189065), (1820, 151252), (3640, 75626), (7280, 37813)]