289918384

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1627}}^1$

素因数の和:1722

約数の個数: 80

約数和(自身を含む): 675059968

約数和(自身を除く): 385141584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 43, 56, 74, 86, 112, 148, 172, 259, 296, 301, 344, 518, 592, 602, 688, 1036, 1204, 1591, 1627, 2072, 2408, 3182, 3254, 4144, 4816, 6364, 6508, 11137, 11389, 12728, 13016, 22274, 22778, 25456, 26032, 44548, 45556, 60199, 69961, 89096, 91112, 120398, 139922, 178192, 182224, 240796, 279844, 421393, 481592, 489727, 559688, 842786, 963184, 979454, 1119376, 1685572, 1958908, 2588557, 3371144, 3917816, 5177114, 6742288, 7835632, 10354228, 18119899, 20708456, 36239798, 41416912, 72479596, 144959192, 289918384]

約数ペア:

[(1, 289918384), (2, 144959192), (4, 72479596), (7, 41416912), (8, 36239798), (14, 20708456), (16, 18119899), (28, 10354228), (37, 7835632), (43, 6742288), (56, 5177114), (74, 3917816), (86, 3371144), (112, 2588557), (148, 1958908), (172, 1685572), (259, 1119376), (296, 979454), (301, 963184), (344, 842786), (518, 559688), (592, 489727), (602, 481592), (688, 421393), (1036, 279844), (1204, 240796), (1591, 182224), (1627, 178192), (2072, 139922), (2408, 120398), (3182, 91112), (3254, 89096), (4144, 69961), (4816, 60199), (6364, 45556), (6508, 44548), (11137, 26032), (11389, 25456), (12728, 22778), (13016, 22274)]