256909488

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25609}}^1$

素因数の和:25650

約数の個数: 80

約数和(自身を含む): 762153600

約数和(自身を除く): 505244112

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 33, 38, 44, 48, 57, 66, 76, 88, 114, 132, 152, 176, 209, 228, 264, 304, 418, 456, 528, 627, 836, 912, 1254, 1672, 2508, 3344, 5016, 10032, 25609, 51218, 76827, 102436, 153654, 204872, 281699, 307308, 409744, 486571, 563398, 614616, 845097, 973142, 1126796, 1229232, 1459713, 1690194, 1946284, 2253592, 2919426, 3380388, 3892568, 4507184, 5352281, 5838852, 6760776, 7785136, 10704562, 11677704, 13521552, 16056843, 21409124, 23355408, 32113686, 42818248, 64227372, 85636496, 128454744, 256909488]

約数ペア:

[(1, 256909488), (2, 128454744), (3, 85636496), (4, 64227372), (6, 42818248), (8, 32113686), (11, 23355408), (12, 21409124), (16, 16056843), (19, 13521552), (22, 11677704), (24, 10704562), (33, 7785136), (38, 6760776), (44, 5838852), (48, 5352281), (57, 4507184), (66, 3892568), (76, 3380388), (88, 2919426), (114, 2253592), (132, 1946284), (152, 1690194), (176, 1459713), (209, 1229232), (228, 1126796), (264, 973142), (304, 845097), (418, 614616), (456, 563398), (528, 486571), (627, 409744), (836, 307308), (912, 281699), (1254, 204872), (1672, 153654), (2508, 102436), (3344, 76827), (5016, 51218), (10032, 25609)]