257835960

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{79579}}^1$

素因数の和:79602

約数の個数: 80

約数和(自身を含む): 866626200

約数和(自身を除く): 608790240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 79579, 159158, 238737, 318316, 397895, 477474, 636632, 716211, 795790, 954948, 1193685, 1432422, 1591580, 1909896, 2148633, 2387370, 2864844, 3183160, 3581055, 4297266, 4774740, 5729688, 6445899, 7162110, 8594532, 9549480, 10743165, 12891798, 14324220, 17189064, 21486330, 25783596, 28648440, 32229495, 42972660, 51567192, 64458990, 85945320, 128917980, 257835960]

約数ペア:

[(1, 257835960), (2, 128917980), (3, 85945320), (4, 64458990), (5, 51567192), (6, 42972660), (8, 32229495), (9, 28648440), (10, 25783596), (12, 21486330), (15, 17189064), (18, 14324220), (20, 12891798), (24, 10743165), (27, 9549480), (30, 8594532), (36, 7162110), (40, 6445899), (45, 5729688), (54, 4774740), (60, 4297266), (72, 3581055), (81, 3183160), (90, 2864844), (108, 2387370), (120, 2148633), (135, 1909896), (162, 1591580), (180, 1432422), (216, 1193685), (270, 954948), (324, 795790), (360, 716211), (405, 636632), (540, 477474), (648, 397895), (810, 318316), (1080, 238737), (1620, 159158), (3240, 79579)]