7186927720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{757}}^1\times {\mathrm{827}}^1$

素因数の和:1643

約数の個数: 128

約数和(自身を含む): 18979349760

約数和(自身を除く): 11792422040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 757, 820, 827, 1148, 1435, 1514, 1640, 1654, 2296, 2870, 3028, 3308, 3785, 4135, 5299, 5740, 5789, 6056, 6616, 7570, 8270, 10598, 11480, 11578, 15140, 16540, 21196, 23156, 26495, 28945, 30280, 31037, 33080, 33907, 42392, 46312, 52990, 57890, 62074, 67814, 105980, 115780, 124148, 135628, 155185, 169535, 211960, 217259, 231560, 237349, 248296, 271256, 310370, 339070, 434518, 474698, 620740, 626039, 678140, 869036, 949396, 1086295, 1186745, 1241480, 1252078, 1356280, 1738072, 1898792, 2172590, 2373490, 2504156, 3130195, 4345180, 4382273, 4746980, 5008312, 6260390, 8690360, 8764546, 9493960, 12520780, 17529092, 21911365, 25041560, 25667599, 35058184, 43822730, 51335198, 87645460, 102670396, 128337995, 175290920, 179673193, 205340792, 256675990, 359346386, 513351980, 718692772, 898365965, 1026703960, 1437385544, 1796731930, 3593463860, 7186927720]

約数ペア:

[(1, 7186927720), (2, 3593463860), (4, 1796731930), (5, 1437385544), (7, 1026703960), (8, 898365965), (10, 718692772), (14, 513351980), (20, 359346386), (28, 256675990), (35, 205340792), (40, 179673193), (41, 175290920), (56, 128337995), (70, 102670396), (82, 87645460), (140, 51335198), (164, 43822730), (205, 35058184), (280, 25667599), (287, 25041560), (328, 21911365), (410, 17529092), (574, 12520780), (757, 9493960), (820, 8764546), (827, 8690360), (1148, 6260390), (1435, 5008312), (1514, 4746980), (1640, 4382273), (1654, 4345180), (2296, 3130195), (2870, 2504156), (3028, 2373490), (3308, 2172590), (3785, 1898792), (4135, 1738072), (5299, 1356280), (5740, 1252078), (5789, 1241480), (6056, 1186745), (6616, 1086295), (7570, 949396), (8270, 869036), (10598, 678140), (11480, 626039), (11578, 620740), (15140, 474698), (16540, 434518), (21196, 339070), (23156, 310370), (26495, 271256), (28945, 248296), (30280, 237349), (31037, 231560), (33080, 217259), (33907, 211960), (42392, 169535), (46312, 155185), (52990, 135628), (57890, 124148), (62074, 115780), (67814, 105980)]