27979920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{38861}}^1$

素因数の和:38880

約数の個数: 60

約数和(自身を含む): 93968316

約数和(自身を除く): 65988396

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 38861, 77722, 116583, 155444, 194305, 233166, 310888, 349749, 388610, 466332, 582915, 621776, 699498, 777220, 932664, 1165830, 1398996, 1554440, 1748745, 1865328, 2331660, 2797992, 3108880, 3497490, 4663320, 5595984, 6994980, 9326640, 13989960, 27979920]

約数ペア:

[(1, 27979920), (2, 13989960), (3, 9326640), (4, 6994980), (5, 5595984), (6, 4663320), (8, 3497490), (9, 3108880), (10, 2797992), (12, 2331660), (15, 1865328), (16, 1748745), (18, 1554440), (20, 1398996), (24, 1165830), (30, 932664), (36, 777220), (40, 699498), (45, 621776), (48, 582915), (60, 466332), (72, 388610), (80, 349749), (90, 310888), (120, 233166), (144, 194305), (180, 155444), (240, 116583), (360, 77722), (720, 38861)]