79887720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{60521}}^1$

素因数の和:60546

約数の個数: 64

約数和(自身を含む): 261455040

約数和(自身を除く): 181567320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 60521, 121042, 181563, 242084, 302605, 363126, 484168, 605210, 665731, 726252, 907815, 1210420, 1331462, 1452504, 1815630, 1997193, 2420840, 2662924, 3328655, 3631260, 3994386, 5325848, 6657310, 7262520, 7988772, 9985965, 13314620, 15977544, 19971930, 26629240, 39943860, 79887720]

約数ペア:

[(1, 79887720), (2, 39943860), (3, 26629240), (4, 19971930), (5, 15977544), (6, 13314620), (8, 9985965), (10, 7988772), (11, 7262520), (12, 6657310), (15, 5325848), (20, 3994386), (22, 3631260), (24, 3328655), (30, 2662924), (33, 2420840), (40, 1997193), (44, 1815630), (55, 1452504), (60, 1331462), (66, 1210420), (88, 907815), (110, 726252), (120, 665731), (132, 605210), (165, 484168), (220, 363126), (264, 302605), (330, 242084), (440, 181563), (660, 121042), (1320, 60521)]