127534720

素因数分解:

$2^7\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1973}}^1$

素因数の和:2093

約数の個数: 64

約数和(自身を含む): 308062440

約数和(自身を除く): 180527720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 320, 404, 505, 640, 808, 1010, 1616, 1973, 2020, 3232, 3946, 4040, 6464, 7892, 8080, 9865, 12928, 15784, 16160, 19730, 31568, 32320, 39460, 63136, 64640, 78920, 126272, 157840, 199273, 252544, 315680, 398546, 631360, 797092, 996365, 1262720, 1594184, 1992730, 3188368, 3985460, 6376736, 7970920, 12753472, 15941840, 25506944, 31883680, 63767360, 127534720]

約数ペア:

[(1, 127534720), (2, 63767360), (4, 31883680), (5, 25506944), (8, 15941840), (10, 12753472), (16, 7970920), (20, 6376736), (32, 3985460), (40, 3188368), (64, 1992730), (80, 1594184), (101, 1262720), (128, 996365), (160, 797092), (202, 631360), (320, 398546), (404, 315680), (505, 252544), (640, 199273), (808, 157840), (1010, 126272), (1616, 78920), (1973, 64640), (2020, 63136), (3232, 39460), (3946, 32320), (4040, 31568), (6464, 19730), (7892, 16160), (8080, 15784), (9865, 12928)]