179392720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{953}}^1$

素因数の和:1160

約数の個数: 80

約数和(自身を含む): 452127312

約数和(自身を除く): 272734592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 181, 208, 260, 362, 520, 724, 905, 953, 1040, 1448, 1810, 1906, 2353, 2896, 3620, 3812, 4706, 4765, 7240, 7624, 9412, 9530, 11765, 12389, 14480, 15248, 18824, 19060, 23530, 24778, 37648, 38120, 47060, 49556, 61945, 76240, 94120, 99112, 123890, 172493, 188240, 198224, 247780, 344986, 495560, 689972, 862465, 991120, 1379944, 1724930, 2242409, 2759888, 3449860, 4484818, 6899720, 8969636, 11212045, 13799440, 17939272, 22424090, 35878544, 44848180, 89696360, 179392720]

約数ペア:

[(1, 179392720), (2, 89696360), (4, 44848180), (5, 35878544), (8, 22424090), (10, 17939272), (13, 13799440), (16, 11212045), (20, 8969636), (26, 6899720), (40, 4484818), (52, 3449860), (65, 2759888), (80, 2242409), (104, 1724930), (130, 1379944), (181, 991120), (208, 862465), (260, 689972), (362, 495560), (520, 344986), (724, 247780), (905, 198224), (953, 188240), (1040, 172493), (1448, 123890), (1810, 99112), (1906, 94120), (2353, 76240), (2896, 61945), (3620, 49556), (3812, 47060), (4706, 38120), (4765, 37648), (7240, 24778), (7624, 23530), (9412, 19060), (9530, 18824), (11765, 15248), (12389, 14480)]