16680400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1$

素因数の和:269

約数の個数: 120

約数和(自身を含む): 46497024

約数和(自身を除く): 29816624

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 25, 34, 40, 44, 50, 55, 68, 80, 85, 88, 100, 110, 136, 170, 176, 187, 200, 220, 223, 272, 275, 340, 374, 400, 425, 440, 446, 550, 680, 748, 850, 880, 892, 935, 1100, 1115, 1360, 1496, 1700, 1784, 1870, 2200, 2230, 2453, 2992, 3400, 3568, 3740, 3791, 4400, 4460, 4675, 4906, 5575, 6800, 7480, 7582, 8920, 9350, 9812, 11150, 12265, 14960, 15164, 17840, 18700, 18955, 19624, 22300, 24530, 30328, 37400, 37910, 39248, 41701, 44600, 49060, 60656, 61325, 74800, 75820, 83402, 89200, 94775, 98120, 122650, 151640, 166804, 189550, 196240, 208505, 245300, 303280, 333608, 379100, 417010, 490600, 667216, 758200, 834020, 981200, 1042525, 1516400, 1668040, 2085050, 3336080, 4170100, 8340200, 16680400]

約数ペア:

[(1, 16680400), (2, 8340200), (4, 4170100), (5, 3336080), (8, 2085050), (10, 1668040), (11, 1516400), (16, 1042525), (17, 981200), (20, 834020), (22, 758200), (25, 667216), (34, 490600), (40, 417010), (44, 379100), (50, 333608), (55, 303280), (68, 245300), (80, 208505), (85, 196240), (88, 189550), (100, 166804), (110, 151640), (136, 122650), (170, 98120), (176, 94775), (187, 89200), (200, 83402), (220, 75820), (223, 74800), (272, 61325), (275, 60656), (340, 49060), (374, 44600), (400, 41701), (425, 39248), (440, 37910), (446, 37400), (550, 30328), (680, 24530), (748, 22300), (850, 19624), (880, 18955), (892, 18700), (935, 17840), (1100, 15164), (1115, 14960), (1360, 12265), (1496, 11150), (1700, 9812), (1784, 9350), (1870, 8920), (2200, 7582), (2230, 7480), (2453, 6800), (2992, 5575), (3400, 4906), (3568, 4675), (3740, 4460), (3791, 4400)]