388027440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{538927}}^1$

素因数の和:538946

約数の個数: 60

約数和(自身を含む): 1303127904

約数和(自身を除く): 915100464

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 538927, 1077854, 1616781, 2155708, 2694635, 3233562, 4311416, 4850343, 5389270, 6467124, 8083905, 8622832, 9700686, 10778540, 12934248, 16167810, 19401372, 21557080, 24251715, 25868496, 32335620, 38802744, 43114160, 48503430, 64671240, 77605488, 97006860, 129342480, 194013720, 388027440]

約数ペア:

[(1, 388027440), (2, 194013720), (3, 129342480), (4, 97006860), (5, 77605488), (6, 64671240), (8, 48503430), (9, 43114160), (10, 38802744), (12, 32335620), (15, 25868496), (16, 24251715), (18, 21557080), (20, 19401372), (24, 16167810), (30, 12934248), (36, 10778540), (40, 9700686), (45, 8622832), (48, 8083905), (60, 6467124), (72, 5389270), (80, 4850343), (90, 4311416), (120, 3233562), (144, 2694635), (180, 2155708), (240, 1616781), (360, 1077854), (720, 538927)]