15679930420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1454539}}^1$

素因数の和:1454573

約数の個数: 72

約数和(自身を含む): 41786025120

約数和(自身を除く): 26106094700

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 1454539, 2909078, 5818156, 7272695, 10181773, 14545390, 15999929, 20363546, 29090780, 31999858, 40727092, 50908865, 63999716, 71272411, 79999645, 101817730, 111999503, 142544822, 159999290, 203635460, 223999006, 285089644, 319998580, 356362055, 447998012, 559997515, 712724110, 783996521, 1119995030, 1425448220, 1567993042, 2239990060, 3135986084, 3919982605, 7839965210, 15679930420]

約数ペア:

[(1, 15679930420), (2, 7839965210), (4, 3919982605), (5, 3135986084), (7, 2239990060), (10, 1567993042), (11, 1425448220), (14, 1119995030), (20, 783996521), (22, 712724110), (28, 559997515), (35, 447998012), (44, 356362055), (49, 319998580), (55, 285089644), (70, 223999006), (77, 203635460), (98, 159999290), (110, 142544822), (140, 111999503), (154, 101817730), (196, 79999645), (220, 71272411), (245, 63999716), (308, 50908865), (385, 40727092), (490, 31999858), (539, 29090780), (770, 20363546), (980, 15999929), (1078, 14545390), (1540, 10181773), (2156, 7272695), (2695, 5818156), (5390, 2909078), (10780, 1454539)]