102990412

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 227356416

約数和(自身を除く): 124366004

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 76, 92, 133, 161, 266, 322, 361, 437, 443, 532, 644, 722, 874, 886, 1444, 1748, 1772, 2527, 3059, 3101, 5054, 6118, 6202, 8303, 8417, 10108, 10189, 12236, 12404, 16606, 16834, 20378, 33212, 33668, 40756, 58121, 58919, 71323, 116242, 117838, 142646, 159923, 193591, 232484, 235676, 285292, 319846, 387182, 639692, 774364, 1119461, 1355137, 2238922, 2710274, 3678229, 4477844, 5420548, 7356458, 14712916, 25747603, 51495206, 102990412]

約数ペア:

[(1, 102990412), (2, 51495206), (4, 25747603), (7, 14712916), (14, 7356458), (19, 5420548), (23, 4477844), (28, 3678229), (38, 2710274), (46, 2238922), (76, 1355137), (92, 1119461), (133, 774364), (161, 639692), (266, 387182), (322, 319846), (361, 285292), (437, 235676), (443, 232484), (532, 193591), (644, 159923), (722, 142646), (874, 117838), (886, 116242), (1444, 71323), (1748, 58919), (1772, 58121), (2527, 40756), (3059, 33668), (3101, 33212), (5054, 20378), (6118, 16834), (6202, 16606), (8303, 12404), (8417, 12236), (10108, 10189)]