128971040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{577}}^1$

素因数の和:730

約数の個数: 96

約数和(自身を含む): 335591424

約数和(自身を除く): 206620384

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 127, 160, 176, 220, 254, 352, 440, 508, 577, 635, 880, 1016, 1154, 1270, 1397, 1760, 2032, 2308, 2540, 2794, 2885, 4064, 4616, 5080, 5588, 5770, 6347, 6985, 9232, 10160, 11176, 11540, 12694, 13970, 18464, 20320, 22352, 23080, 25388, 27940, 31735, 44704, 46160, 50776, 55880, 63470, 73279, 92320, 101552, 111760, 126940, 146558, 203104, 223520, 253880, 293116, 366395, 507760, 586232, 732790, 806069, 1015520, 1172464, 1465580, 1612138, 2344928, 2931160, 3224276, 4030345, 5862320, 6448552, 8060690, 11724640, 12897104, 16121380, 25794208, 32242760, 64485520, 128971040]

約数ペア:

[(1, 128971040), (2, 64485520), (4, 32242760), (5, 25794208), (8, 16121380), (10, 12897104), (11, 11724640), (16, 8060690), (20, 6448552), (22, 5862320), (32, 4030345), (40, 3224276), (44, 2931160), (55, 2344928), (80, 1612138), (88, 1465580), (110, 1172464), (127, 1015520), (160, 806069), (176, 732790), (220, 586232), (254, 507760), (352, 366395), (440, 293116), (508, 253880), (577, 223520), (635, 203104), (880, 146558), (1016, 126940), (1154, 111760), (1270, 101552), (1397, 92320), (1760, 73279), (2032, 63470), (2308, 55880), (2540, 50776), (2794, 46160), (2885, 44704), (4064, 31735), (4616, 27940), (5080, 25388), (5588, 23080), (5770, 22352), (6347, 20320), (6985, 18464), (9232, 13970), (10160, 12694), (11176, 11540)]