420757752

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:925

約数の個数: 128

約数和(自身を含む): 1180396800

約数和(自身を除く): 759639048

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 29, 34, 43, 51, 58, 68, 86, 87, 102, 116, 129, 136, 172, 174, 204, 232, 258, 344, 348, 408, 493, 516, 696, 731, 827, 986, 1032, 1247, 1462, 1479, 1654, 1972, 2193, 2481, 2494, 2924, 2958, 3308, 3741, 3944, 4386, 4962, 4988, 5848, 5916, 6616, 7482, 8772, 9924, 9976, 11832, 14059, 14964, 17544, 19848, 21199, 23983, 28118, 29928, 35561, 42177, 42398, 47966, 56236, 63597, 71122, 71949, 84354, 84796, 95932, 106683, 112472, 127194, 142244, 143898, 168708, 169592, 191864, 213366, 254388, 284488, 287796, 337416, 407711, 426732, 508776, 575592, 604537, 815422, 853464, 1031269, 1209074, 1223133, 1630844, 1813611, 2062538, 2418148, 2446266, 3093807, 3261688, 3627222, 4125076, 4836296, 4892532, 6187614, 7254444, 8250152, 9785064, 12375228, 14508888, 17531573, 24750456, 35063146, 52594719, 70126292, 105189438, 140252584, 210378876, 420757752]

約数ペア:

[(1, 420757752), (2, 210378876), (3, 140252584), (4, 105189438), (6, 70126292), (8, 52594719), (12, 35063146), (17, 24750456), (24, 17531573), (29, 14508888), (34, 12375228), (43, 9785064), (51, 8250152), (58, 7254444), (68, 6187614), (86, 4892532), (87, 4836296), (102, 4125076), (116, 3627222), (129, 3261688), (136, 3093807), (172, 2446266), (174, 2418148), (204, 2062538), (232, 1813611), (258, 1630844), (344, 1223133), (348, 1209074), (408, 1031269), (493, 853464), (516, 815422), (696, 604537), (731, 575592), (827, 508776), (986, 426732), (1032, 407711), (1247, 337416), (1462, 287796), (1479, 284488), (1654, 254388), (1972, 213366), (2193, 191864), (2481, 169592), (2494, 168708), (2924, 143898), (2958, 142244), (3308, 127194), (3741, 112472), (3944, 106683), (4386, 95932), (4962, 84796), (4988, 84354), (5848, 71949), (5916, 71122), (6616, 63597), (7482, 56236), (8772, 47966), (9924, 42398), (9976, 42177), (11832, 35561), (14059, 29928), (14964, 28118), (17544, 23983), (19848, 21199)]