239297680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2053}}^1$

素因数の和:2144

約数の個数: 80

約数和(自身を含む): 586819584

約数和(自身を除く): 347521904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 47, 62, 80, 94, 124, 155, 188, 235, 248, 310, 376, 470, 496, 620, 752, 940, 1240, 1457, 1880, 2053, 2480, 2914, 3760, 4106, 5828, 7285, 8212, 10265, 11656, 14570, 16424, 20530, 23312, 29140, 32848, 41060, 58280, 63643, 82120, 96491, 116560, 127286, 164240, 192982, 254572, 318215, 385964, 482455, 509144, 636430, 771928, 964910, 1018288, 1272860, 1543856, 1929820, 2545720, 2991221, 3859640, 5091440, 5982442, 7719280, 11964884, 14956105, 23929768, 29912210, 47859536, 59824420, 119648840, 239297680]

約数ペア:

[(1, 239297680), (2, 119648840), (4, 59824420), (5, 47859536), (8, 29912210), (10, 23929768), (16, 14956105), (20, 11964884), (31, 7719280), (40, 5982442), (47, 5091440), (62, 3859640), (80, 2991221), (94, 2545720), (124, 1929820), (155, 1543856), (188, 1272860), (235, 1018288), (248, 964910), (310, 771928), (376, 636430), (470, 509144), (496, 482455), (620, 385964), (752, 318215), (940, 254572), (1240, 192982), (1457, 164240), (1880, 127286), (2053, 116560), (2480, 96491), (2914, 82120), (3760, 63643), (4106, 58280), (5828, 41060), (7285, 32848), (8212, 29140), (10265, 23312), (11656, 20530), (14570, 16424)]