256302504

素因数分解:

$2^3\times 3^2\times {\mathrm{163}}^1\times {\mathrm{21839}}^1$

素因数の和:22014

約数の個数: 48

約数和(自身を含む): 698443200

約数和(自身を除く): 442140696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 163, 326, 489, 652, 978, 1304, 1467, 1956, 2934, 3912, 5868, 11736, 21839, 43678, 65517, 87356, 131034, 174712, 196551, 262068, 393102, 524136, 786204, 1572408, 3559757, 7119514, 10679271, 14239028, 21358542, 28478056, 32037813, 42717084, 64075626, 85434168, 128151252, 256302504]

約数ペア:

[(1, 256302504), (2, 128151252), (3, 85434168), (4, 64075626), (6, 42717084), (8, 32037813), (9, 28478056), (12, 21358542), (18, 14239028), (24, 10679271), (36, 7119514), (72, 3559757), (163, 1572408), (326, 786204), (489, 524136), (652, 393102), (978, 262068), (1304, 196551), (1467, 174712), (1956, 131034), (2934, 87356), (3912, 65517), (5868, 43678), (11736, 21839)]