406459560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{260551}}^1$

素因数の和:260578

約数の個数: 64

約数和(自身を含む): 1313182080

約数和(自身を除く): 906722520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 260551, 521102, 781653, 1042204, 1302755, 1563306, 2084408, 2605510, 3126612, 3387163, 3908265, 5211020, 6253224, 6774326, 7816530, 10161489, 10422040, 13548652, 15633060, 16935815, 20322978, 27097304, 31266120, 33871630, 40645956, 50807445, 67743260, 81291912, 101614890, 135486520, 203229780, 406459560]

約数ペア:

[(1, 406459560), (2, 203229780), (3, 135486520), (4, 101614890), (5, 81291912), (6, 67743260), (8, 50807445), (10, 40645956), (12, 33871630), (13, 31266120), (15, 27097304), (20, 20322978), (24, 16935815), (26, 15633060), (30, 13548652), (39, 10422040), (40, 10161489), (52, 7816530), (60, 6774326), (65, 6253224), (78, 5211020), (104, 3908265), (120, 3387163), (130, 3126612), (156, 2605510), (195, 2084408), (260, 1563306), (312, 1302755), (390, 1042204), (520, 781653), (780, 521102), (1560, 260551)]