638139360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{1329457}}^1$

素因数の和:1329475

約数の個数: 48

約数和(自身を含む): 2010140496

約数和(自身を除く): 1372001136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 1329457, 2658914, 3988371, 5317828, 6647285, 7976742, 10635656, 13294570, 15953484, 19941855, 21271312, 26589140, 31906968, 39883710, 42542624, 53178280, 63813936, 79767420, 106356560, 127627872, 159534840, 212713120, 319069680, 638139360]

約数ペア:

[(1, 638139360), (2, 319069680), (3, 212713120), (4, 159534840), (5, 127627872), (6, 106356560), (8, 79767420), (10, 63813936), (12, 53178280), (15, 42542624), (16, 39883710), (20, 31906968), (24, 26589140), (30, 21271312), (32, 19941855), (40, 15953484), (48, 13294570), (60, 10635656), (80, 7976742), (96, 6647285), (120, 5317828), (160, 3988371), (240, 2658914), (480, 1329457)]