257098680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{714163}}^1$

素因数の和:714180

約数の個数: 48

約数和(自身を含む): 835571880

約数和(自身を除く): 578473200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 714163, 1428326, 2142489, 2856652, 3570815, 4284978, 5713304, 6427467, 7141630, 8569956, 10712445, 12854934, 14283260, 17139912, 21424890, 25709868, 28566520, 32137335, 42849780, 51419736, 64274670, 85699560, 128549340, 257098680]

約数ペア:

[(1, 257098680), (2, 128549340), (3, 85699560), (4, 64274670), (5, 51419736), (6, 42849780), (8, 32137335), (9, 28566520), (10, 25709868), (12, 21424890), (15, 17139912), (18, 14283260), (20, 12854934), (24, 10712445), (30, 8569956), (36, 7141630), (40, 6427467), (45, 5713304), (60, 4284978), (72, 3570815), (90, 2856652), (120, 2142489), (180, 1428326), (360, 714163)]