138491080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38047}}^1$

素因数の和:38078

約数の個数: 64

約数和(自身を含む): 383523840

約数和(自身を除く): 245032760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 38047, 76094, 152188, 190235, 266329, 304376, 380470, 494611, 532658, 760940, 989222, 1065316, 1331645, 1521880, 1978444, 2130632, 2473055, 2663290, 3462277, 3956888, 4946110, 5326580, 6924554, 9892220, 10653160, 13849108, 17311385, 19784440, 27698216, 34622770, 69245540, 138491080]

約数ペア:

[(1, 138491080), (2, 69245540), (4, 34622770), (5, 27698216), (7, 19784440), (8, 17311385), (10, 13849108), (13, 10653160), (14, 9892220), (20, 6924554), (26, 5326580), (28, 4946110), (35, 3956888), (40, 3462277), (52, 2663290), (56, 2473055), (65, 2130632), (70, 1978444), (91, 1521880), (104, 1331645), (130, 1065316), (140, 989222), (182, 760940), (260, 532658), (280, 494611), (364, 380470), (455, 304376), (520, 266329), (728, 190235), (910, 152188), (1820, 76094), (3640, 38047)]