1728014512

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{1609}}^1$

素因数の和:1890

約数の個数: 80

約数和(自身を含む): 3935303680

約数和(自身を除く): 2207289168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 223, 301, 344, 446, 602, 688, 892, 1204, 1561, 1609, 1784, 2408, 3122, 3218, 3568, 4816, 6244, 6436, 9589, 11263, 12488, 12872, 19178, 22526, 24976, 25744, 38356, 45052, 67123, 69187, 76712, 90104, 134246, 138374, 153424, 180208, 268492, 276748, 358807, 484309, 536984, 553496, 717614, 968618, 1073968, 1106992, 1435228, 1937236, 2511649, 2870456, 3874472, 5023298, 5740912, 7748944, 10046596, 15428701, 20093192, 30857402, 40186384, 61714804, 108000907, 123429608, 216001814, 246859216, 432003628, 864007256, 1728014512]

約数ペア:

[(1, 1728014512), (2, 864007256), (4, 432003628), (7, 246859216), (8, 216001814), (14, 123429608), (16, 108000907), (28, 61714804), (43, 40186384), (56, 30857402), (86, 20093192), (112, 15428701), (172, 10046596), (223, 7748944), (301, 5740912), (344, 5023298), (446, 3874472), (602, 2870456), (688, 2511649), (892, 1937236), (1204, 1435228), (1561, 1106992), (1609, 1073968), (1784, 968618), (2408, 717614), (3122, 553496), (3218, 536984), (3568, 484309), (4816, 358807), (6244, 276748), (6436, 268492), (9589, 180208), (11263, 153424), (12488, 138374), (12872, 134246), (19178, 90104), (22526, 76712), (24976, 69187), (25744, 67123), (38356, 45052)]