251604930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1\times {\mathrm{797}}^1$

素因数の和:1443

約数の個数: 64

約数和(自身を含む): 641208960

約数和(自身を除く): 389604030

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 619, 797, 1238, 1594, 1857, 2391, 3095, 3714, 3985, 4782, 6190, 7970, 9285, 10523, 11955, 13549, 18570, 21046, 23910, 27098, 31569, 40647, 52615, 63138, 67745, 81294, 105230, 135490, 157845, 203235, 315690, 406470, 493343, 986686, 1480029, 2466715, 2960058, 4933430, 7400145, 8386831, 14800290, 16773662, 25160493, 41934155, 50320986, 83868310, 125802465, 251604930]

約数ペア:

[(1, 251604930), (2, 125802465), (3, 83868310), (5, 50320986), (6, 41934155), (10, 25160493), (15, 16773662), (17, 14800290), (30, 8386831), (34, 7400145), (51, 4933430), (85, 2960058), (102, 2466715), (170, 1480029), (255, 986686), (510, 493343), (619, 406470), (797, 315690), (1238, 203235), (1594, 157845), (1857, 135490), (2391, 105230), (3095, 81294), (3714, 67745), (3985, 63138), (4782, 52615), (6190, 40647), (7970, 31569), (9285, 27098), (10523, 23910), (11955, 21046), (13549, 18570)]