15143480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 37601280

約数和(自身を除く): 22457800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 220, 254, 271, 440, 508, 542, 635, 1016, 1084, 1270, 1355, 1397, 2168, 2540, 2710, 2794, 2981, 5080, 5420, 5588, 5962, 6985, 10840, 11176, 11924, 13970, 14905, 23848, 27940, 29810, 34417, 55880, 59620, 68834, 119240, 137668, 172085, 275336, 344170, 378587, 688340, 757174, 1376680, 1514348, 1892935, 3028696, 3785870, 7571740, 15143480]

約数ペア:

[(1, 15143480), (2, 7571740), (4, 3785870), (5, 3028696), (8, 1892935), (10, 1514348), (11, 1376680), (20, 757174), (22, 688340), (40, 378587), (44, 344170), (55, 275336), (88, 172085), (110, 137668), (127, 119240), (220, 68834), (254, 59620), (271, 55880), (440, 34417), (508, 29810), (542, 27940), (635, 23848), (1016, 14905), (1084, 13970), (1270, 11924), (1355, 11176), (1397, 10840), (2168, 6985), (2540, 5962), (2710, 5588), (2794, 5420), (2981, 5080)]