416645720

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{1319}}^1$

素因数の和:1532

約数の個数: 64

約数和(自身を含む): 962280000

約数和(自身を除く): 545634280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 149, 212, 265, 298, 424, 530, 596, 745, 1060, 1192, 1319, 1490, 2120, 2638, 2980, 5276, 5960, 6595, 7897, 10552, 13190, 15794, 26380, 31588, 39485, 52760, 63176, 69907, 78970, 139814, 157940, 196531, 279628, 315880, 349535, 393062, 559256, 699070, 786124, 982655, 1398140, 1572248, 1965310, 2796280, 3930620, 7861240, 10416143, 20832286, 41664572, 52080715, 83329144, 104161430, 208322860, 416645720]

約数ペア:

[(1, 416645720), (2, 208322860), (4, 104161430), (5, 83329144), (8, 52080715), (10, 41664572), (20, 20832286), (40, 10416143), (53, 7861240), (106, 3930620), (149, 2796280), (212, 1965310), (265, 1572248), (298, 1398140), (424, 982655), (530, 786124), (596, 699070), (745, 559256), (1060, 393062), (1192, 349535), (1319, 315880), (1490, 279628), (2120, 196531), (2638, 157940), (2980, 139814), (5276, 78970), (5960, 69907), (6595, 63176), (7897, 52760), (10552, 39485), (13190, 31588), (15794, 26380)]