61865880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2617}}^1$

素因数の和:2828

約数の個数: 64

約数和(自身を含む): 186611040

約数和(自身を除く): 124745160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 394, 591, 788, 985, 1182, 1576, 1970, 2364, 2617, 2955, 3940, 4728, 5234, 5910, 7851, 7880, 10468, 11820, 13085, 15702, 20936, 23640, 26170, 31404, 39255, 52340, 62808, 78510, 104680, 157020, 314040, 515549, 1031098, 1546647, 2062196, 2577745, 3093294, 4124392, 5155490, 6186588, 7733235, 10310980, 12373176, 15466470, 20621960, 30932940, 61865880]

約数ペア:

[(1, 61865880), (2, 30932940), (3, 20621960), (4, 15466470), (5, 12373176), (6, 10310980), (8, 7733235), (10, 6186588), (12, 5155490), (15, 4124392), (20, 3093294), (24, 2577745), (30, 2062196), (40, 1546647), (60, 1031098), (120, 515549), (197, 314040), (394, 157020), (591, 104680), (788, 78510), (985, 62808), (1182, 52340), (1576, 39255), (1970, 31404), (2364, 26170), (2617, 23640), (2955, 20936), (3940, 15702), (4728, 13085), (5234, 11820), (5910, 10468), (7851, 7880)]