257411160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{715031}}^1$

素因数の和:715048

約数の個数: 48

約数和(自身を含む): 836587440

約数和(自身を除く): 579176280

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, 715031, 1430062, 2145093, 2860124, 3575155, 4290186, 5720248, 6435279, 7150310, 8580372, 10725465, 12870558, 14300620, 17160744, 21450930, 25741116, 28601240, 32176395, 42901860, 51482232, 64352790, 85803720, 128705580, 257411160]

約数ペア:

[(1, 257411160), (2, 128705580), (3, 85803720), (4, 64352790), (5, 51482232), (6, 42901860), (8, 32176395), (9, 28601240), (10, 25741116), (12, 21450930), (15, 17160744), (18, 14300620), (20, 12870558), (24, 10725465), (30, 8580372), (36, 7150310), (40, 6435279), (45, 5720248), (60, 4290186), (72, 3575155), (90, 2860124), (120, 2145093), (180, 1430062), (360, 715031)]