209212960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4099}}^1$

素因数の和:4154

約数の個数: 96

約数和(自身を含む): 557928000

約数和(自身を除く): 348715040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 80, 88, 110, 116, 145, 160, 176, 220, 232, 290, 319, 352, 440, 464, 580, 638, 880, 928, 1160, 1276, 1595, 1760, 2320, 2552, 3190, 4099, 4640, 5104, 6380, 8198, 10208, 12760, 16396, 20495, 25520, 32792, 40990, 45089, 51040, 65584, 81980, 90178, 118871, 131168, 163960, 180356, 225445, 237742, 327920, 360712, 450890, 475484, 594355, 655840, 721424, 901780, 950968, 1188710, 1307581, 1442848, 1803560, 1901936, 2377420, 2615162, 3607120, 3803872, 4754840, 5230324, 6537905, 7214240, 9509680, 10460648, 13075810, 19019360, 20921296, 26151620, 41842592, 52303240, 104606480, 209212960]

約数ペア:

[(1, 209212960), (2, 104606480), (4, 52303240), (5, 41842592), (8, 26151620), (10, 20921296), (11, 19019360), (16, 13075810), (20, 10460648), (22, 9509680), (29, 7214240), (32, 6537905), (40, 5230324), (44, 4754840), (55, 3803872), (58, 3607120), (80, 2615162), (88, 2377420), (110, 1901936), (116, 1803560), (145, 1442848), (160, 1307581), (176, 1188710), (220, 950968), (232, 901780), (290, 721424), (319, 655840), (352, 594355), (440, 475484), (464, 450890), (580, 360712), (638, 327920), (880, 237742), (928, 225445), (1160, 180356), (1276, 163960), (1595, 131168), (1760, 118871), (2320, 90178), (2552, 81980), (3190, 65584), (4099, 51040), (4640, 45089), (5104, 40990), (6380, 32792), (8198, 25520), (10208, 20495), (12760, 16396)]