69212440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:545

約数の個数: 128

約数和(自身を含む): 189734400

約数和(自身を除く): 120521960

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 85, 88, 95, 110, 136, 152, 170, 187, 190, 209, 220, 323, 340, 374, 380, 418, 440, 487, 646, 680, 748, 760, 836, 935, 974, 1045, 1292, 1496, 1615, 1672, 1870, 1948, 2090, 2435, 2584, 3230, 3553, 3740, 3896, 4180, 4870, 5357, 6460, 7106, 7480, 8279, 8360, 9253, 9740, 10714, 12920, 14212, 16558, 17765, 18506, 19480, 21428, 26785, 28424, 33116, 35530, 37012, 41395, 42856, 46265, 53570, 66232, 71060, 74024, 82790, 91069, 92530, 101783, 107140, 142120, 157301, 165580, 182138, 185060, 203566, 214280, 314602, 331160, 364276, 370120, 407132, 455345, 508915, 629204, 728552, 786505, 814264, 910690, 1017830, 1258408, 1573010, 1730311, 1821380, 2035660, 3146020, 3460622, 3642760, 4071320, 6292040, 6921244, 8651555, 13842488, 17303110, 34606220, 69212440]

約数ペア:

[(1, 69212440), (2, 34606220), (4, 17303110), (5, 13842488), (8, 8651555), (10, 6921244), (11, 6292040), (17, 4071320), (19, 3642760), (20, 3460622), (22, 3146020), (34, 2035660), (38, 1821380), (40, 1730311), (44, 1573010), (55, 1258408), (68, 1017830), (76, 910690), (85, 814264), (88, 786505), (95, 728552), (110, 629204), (136, 508915), (152, 455345), (170, 407132), (187, 370120), (190, 364276), (209, 331160), (220, 314602), (323, 214280), (340, 203566), (374, 185060), (380, 182138), (418, 165580), (440, 157301), (487, 142120), (646, 107140), (680, 101783), (748, 92530), (760, 91069), (836, 82790), (935, 74024), (974, 71060), (1045, 66232), (1292, 53570), (1496, 46265), (1615, 42856), (1672, 41395), (1870, 37012), (1948, 35530), (2090, 33116), (2435, 28424), (2584, 26785), (3230, 21428), (3553, 19480), (3740, 18506), (3896, 17765), (4180, 16558), (4870, 14212), (5357, 12920), (6460, 10714), (7106, 9740), (7480, 9253), (8279, 8360)]