1278474336

素因数分解:

$2^5\times 3^2\times {\mathrm{821}}^1\times {\mathrm{5407}}^1$

素因数の和:6244

約数の個数: 72

約数和(自身を含む): 3640762944

約数和(自身を除く): 2362288608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 821, 1642, 2463, 3284, 4926, 5407, 6568, 7389, 9852, 10814, 13136, 14778, 16221, 19704, 21628, 26272, 29556, 32442, 39408, 43256, 48663, 59112, 64884, 78816, 86512, 97326, 118224, 129768, 173024, 194652, 236448, 259536, 389304, 519072, 778608, 1557216, 4439147, 8878294, 13317441, 17756588, 26634882, 35513176, 39952323, 53269764, 71026352, 79904646, 106539528, 142052704, 159809292, 213079056, 319618584, 426158112, 639237168, 1278474336]

約数ペア:

[(1, 1278474336), (2, 639237168), (3, 426158112), (4, 319618584), (6, 213079056), (8, 159809292), (9, 142052704), (12, 106539528), (16, 79904646), (18, 71026352), (24, 53269764), (32, 39952323), (36, 35513176), (48, 26634882), (72, 17756588), (96, 13317441), (144, 8878294), (288, 4439147), (821, 1557216), (1642, 778608), (2463, 519072), (3284, 389304), (4926, 259536), (5407, 236448), (6568, 194652), (7389, 173024), (9852, 129768), (10814, 118224), (13136, 97326), (14778, 86512), (16221, 78816), (19704, 64884), (21628, 59112), (26272, 48663), (29556, 43256), (32442, 39408)]