290235120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{172759}}^1$

素因数の和:172782

約数の個数: 80

約数和(自身を含む): 1028267520

約数和(自身を除く): 738032400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 172759, 345518, 518277, 691036, 863795, 1036554, 1209313, 1382072, 1727590, 2073108, 2418626, 2591385, 2764144, 3455180, 3627939, 4146216, 4837252, 5182770, 6046565, 6910360, 7255878, 8292432, 9674504, 10365540, 12093130, 13820720, 14511756, 18139695, 19349008, 20731080, 24186260, 29023512, 36279390, 41462160, 48372520, 58047024, 72558780, 96745040, 145117560, 290235120]

約数ペア:

[(1, 290235120), (2, 145117560), (3, 96745040), (4, 72558780), (5, 58047024), (6, 48372520), (7, 41462160), (8, 36279390), (10, 29023512), (12, 24186260), (14, 20731080), (15, 19349008), (16, 18139695), (20, 14511756), (21, 13820720), (24, 12093130), (28, 10365540), (30, 9674504), (35, 8292432), (40, 7255878), (42, 6910360), (48, 6046565), (56, 5182770), (60, 4837252), (70, 4146216), (80, 3627939), (84, 3455180), (105, 2764144), (112, 2591385), (120, 2418626), (140, 2073108), (168, 1727590), (210, 1382072), (240, 1209313), (280, 1036554), (336, 863795), (420, 691036), (560, 518277), (840, 345518), (1680, 172759)]