256972416

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{35221}}^1$

素因数の和:35257

約数の個数: 64

約数和(自身を含む): 718528800

約数和(自身を除く): 461556384

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 304, 384, 456, 608, 912, 1216, 1824, 2432, 3648, 7296, 35221, 70442, 105663, 140884, 211326, 281768, 422652, 563536, 669199, 845304, 1127072, 1338398, 1690608, 2007597, 2254144, 2676796, 3381216, 4015194, 4508288, 5353592, 6762432, 8030388, 10707184, 13524864, 16060776, 21414368, 32121552, 42828736, 64243104, 85657472, 128486208, 256972416]

約数ペア:

[(1, 256972416), (2, 128486208), (3, 85657472), (4, 64243104), (6, 42828736), (8, 32121552), (12, 21414368), (16, 16060776), (19, 13524864), (24, 10707184), (32, 8030388), (38, 6762432), (48, 5353592), (57, 4508288), (64, 4015194), (76, 3381216), (96, 2676796), (114, 2254144), (128, 2007597), (152, 1690608), (192, 1338398), (228, 1127072), (304, 845304), (384, 669199), (456, 563536), (608, 422652), (912, 281768), (1216, 211326), (1824, 140884), (2432, 105663), (3648, 70442), (7296, 35221)]