61372120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{277}}^1$

素因数の和:508

約数の個数: 64

約数和(自身を含む): 144115200

約数和(自身を除く): 82743080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 191, 232, 277, 290, 382, 554, 580, 764, 955, 1108, 1160, 1385, 1528, 1910, 2216, 2770, 3820, 5539, 5540, 7640, 8033, 11078, 11080, 16066, 22156, 27695, 32132, 40165, 44312, 52907, 55390, 64264, 80330, 105814, 110780, 160660, 211628, 221560, 264535, 321320, 423256, 529070, 1058140, 1534303, 2116280, 3068606, 6137212, 7671515, 12274424, 15343030, 30686060, 61372120]

約数ペア:

[(1, 61372120), (2, 30686060), (4, 15343030), (5, 12274424), (8, 7671515), (10, 6137212), (20, 3068606), (29, 2116280), (40, 1534303), (58, 1058140), (116, 529070), (145, 423256), (191, 321320), (232, 264535), (277, 221560), (290, 211628), (382, 160660), (554, 110780), (580, 105814), (764, 80330), (955, 64264), (1108, 55390), (1160, 52907), (1385, 44312), (1528, 40165), (1910, 32132), (2216, 27695), (2770, 22156), (3820, 16066), (5539, 11080), (5540, 11078), (7640, 8033)]