208698812

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:259

約数の個数: 96

約数和(自身を含む): 458304000

約数和(自身を除く): 249605188

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 59, 61, 76, 109, 118, 122, 133, 218, 236, 244, 266, 413, 427, 436, 532, 763, 826, 854, 1121, 1159, 1526, 1652, 1708, 2071, 2242, 2318, 3052, 3599, 4142, 4484, 4636, 6431, 6649, 7198, 7847, 8113, 8284, 12862, 13298, 14396, 14497, 15694, 16226, 25193, 25724, 26596, 28994, 31388, 32452, 45017, 46543, 50386, 57988, 68381, 90034, 93086, 100772, 122189, 126331, 136762, 180068, 186172, 244378, 252662, 273524, 392291, 478667, 488756, 505324, 784582, 855323, 884317, 957334, 1569164, 1710646, 1768634, 1914668, 2746037, 3421292, 3537268, 5492074, 7453529, 10984148, 14907058, 29814116, 52174703, 104349406, 208698812]

約数ペア:

[(1, 208698812), (2, 104349406), (4, 52174703), (7, 29814116), (14, 14907058), (19, 10984148), (28, 7453529), (38, 5492074), (59, 3537268), (61, 3421292), (76, 2746037), (109, 1914668), (118, 1768634), (122, 1710646), (133, 1569164), (218, 957334), (236, 884317), (244, 855323), (266, 784582), (413, 505324), (427, 488756), (436, 478667), (532, 392291), (763, 273524), (826, 252662), (854, 244378), (1121, 186172), (1159, 180068), (1526, 136762), (1652, 126331), (1708, 122189), (2071, 100772), (2242, 93086), (2318, 90034), (3052, 68381), (3599, 57988), (4142, 50386), (4484, 46543), (4636, 45017), (6431, 32452), (6649, 31388), (7198, 28994), (7847, 26596), (8113, 25724), (8284, 25193), (12862, 16226), (13298, 15694), (14396, 14497)]