239218020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{827}}^1\times {\mathrm{1607}}^1$

素因数の和:2449

約数の個数: 72

約数和(自身を含む): 726957504

約数和(自身を除く): 487739484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 827, 1607, 1654, 2481, 3214, 3308, 4135, 4821, 4962, 6428, 7443, 8035, 8270, 9642, 9924, 12405, 14463, 14886, 16070, 16540, 19284, 24105, 24810, 28926, 29772, 32140, 37215, 48210, 49620, 57852, 72315, 74430, 96420, 144630, 148860, 289260, 1328989, 2657978, 3986967, 5315956, 6644945, 7973934, 11960901, 13289890, 15947868, 19934835, 23921802, 26579780, 39869670, 47843604, 59804505, 79739340, 119609010, 239218020]

約数ペア:

[(1, 239218020), (2, 119609010), (3, 79739340), (4, 59804505), (5, 47843604), (6, 39869670), (9, 26579780), (10, 23921802), (12, 19934835), (15, 15947868), (18, 13289890), (20, 11960901), (30, 7973934), (36, 6644945), (45, 5315956), (60, 3986967), (90, 2657978), (180, 1328989), (827, 289260), (1607, 148860), (1654, 144630), (2481, 96420), (3214, 74430), (3308, 72315), (4135, 57852), (4821, 49620), (4962, 48210), (6428, 37215), (7443, 32140), (8035, 29772), (8270, 28926), (9642, 24810), (9924, 24105), (12405, 19284), (14463, 16540), (14886, 16070)]