126659120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:515

約数の個数: 120

約数和(自身を含む): 347745600

約数和(自身を除く): 221086480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 79, 80, 98, 112, 140, 158, 196, 245, 280, 316, 392, 395, 409, 490, 553, 560, 632, 784, 790, 818, 980, 1106, 1264, 1580, 1636, 1960, 2045, 2212, 2765, 2863, 3160, 3272, 3871, 3920, 4090, 4424, 5530, 5726, 6320, 6544, 7742, 8180, 8848, 11060, 11452, 14315, 15484, 16360, 19355, 20041, 22120, 22904, 28630, 30968, 32311, 32720, 38710, 40082, 44240, 45808, 57260, 61936, 64622, 77420, 80164, 100205, 114520, 129244, 154840, 160328, 161555, 200410, 226177, 229040, 258488, 309680, 320656, 323110, 400820, 452354, 516976, 646220, 801640, 904708, 1130885, 1292440, 1583239, 1603280, 1809416, 2261770, 2584880, 3166478, 3618832, 4523540, 6332956, 7916195, 9047080, 12665912, 15832390, 18094160, 25331824, 31664780, 63329560, 126659120]

約数ペア:

[(1, 126659120), (2, 63329560), (4, 31664780), (5, 25331824), (7, 18094160), (8, 15832390), (10, 12665912), (14, 9047080), (16, 7916195), (20, 6332956), (28, 4523540), (35, 3618832), (40, 3166478), (49, 2584880), (56, 2261770), (70, 1809416), (79, 1603280), (80, 1583239), (98, 1292440), (112, 1130885), (140, 904708), (158, 801640), (196, 646220), (245, 516976), (280, 452354), (316, 400820), (392, 323110), (395, 320656), (409, 309680), (490, 258488), (553, 229040), (560, 226177), (632, 200410), (784, 161555), (790, 160328), (818, 154840), (980, 129244), (1106, 114520), (1264, 100205), (1580, 80164), (1636, 77420), (1960, 64622), (2045, 61936), (2212, 57260), (2765, 45808), (2863, 44240), (3160, 40082), (3272, 38710), (3871, 32720), (3920, 32311), (4090, 30968), (4424, 28630), (5530, 22904), (5726, 22120), (6320, 20041), (6544, 19355), (7742, 16360), (8180, 15484), (8848, 14315), (11060, 11452)]