30901120

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{911}}^1$

素因数の和:983

約数の個数: 64

約数和(自身を含む): 75349440

約数和(自身を除く): 44448320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 265, 320, 424, 530, 640, 848, 911, 1060, 1696, 1822, 2120, 3392, 3644, 4240, 4555, 6784, 7288, 8480, 9110, 14576, 16960, 18220, 29152, 33920, 36440, 48283, 58304, 72880, 96566, 116608, 145760, 193132, 241415, 291520, 386264, 482830, 583040, 772528, 965660, 1545056, 1931320, 3090112, 3862640, 6180224, 7725280, 15450560, 30901120]

約数ペア:

[(1, 30901120), (2, 15450560), (4, 7725280), (5, 6180224), (8, 3862640), (10, 3090112), (16, 1931320), (20, 1545056), (32, 965660), (40, 772528), (53, 583040), (64, 482830), (80, 386264), (106, 291520), (128, 241415), (160, 193132), (212, 145760), (265, 116608), (320, 96566), (424, 72880), (530, 58304), (640, 48283), (848, 36440), (911, 33920), (1060, 29152), (1696, 18220), (1822, 16960), (2120, 14576), (3392, 9110), (3644, 8480), (4240, 7288), (4555, 6784)]