278908224

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{207521}}^1$

素因数の和:207543

約数の個数: 56

約数和(自身を含む): 843369408

約数和(自身を除く): 564461184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 207521, 415042, 622563, 830084, 1245126, 1452647, 1660168, 2490252, 2905294, 3320336, 4357941, 4980504, 5810588, 6640672, 8715882, 9961008, 11621176, 13281344, 17431764, 19922016, 23242352, 34863528, 39844032, 46484704, 69727056, 92969408, 139454112, 278908224]

約数ペア:

[(1, 278908224), (2, 139454112), (3, 92969408), (4, 69727056), (6, 46484704), (7, 39844032), (8, 34863528), (12, 23242352), (14, 19922016), (16, 17431764), (21, 13281344), (24, 11621176), (28, 9961008), (32, 8715882), (42, 6640672), (48, 5810588), (56, 4980504), (64, 4357941), (84, 3320336), (96, 2905294), (112, 2490252), (168, 1660168), (192, 1452647), (224, 1245126), (336, 830084), (448, 622563), (672, 415042), (1344, 207521)]