154320740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{499}}^1$

素因数の和:609

約数の個数: 72

約数和(自身を含む): 379176000

約数和(自身を除く): 224855260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 499, 658, 940, 998, 1316, 1645, 1996, 2209, 2495, 3290, 3493, 4418, 4990, 6580, 6986, 8836, 9980, 11045, 13972, 15463, 17465, 22090, 23453, 30926, 34930, 44180, 46906, 61852, 69860, 77315, 93812, 117265, 154630, 164171, 234530, 309260, 328342, 469060, 656684, 820855, 1102291, 1641710, 2204582, 3283420, 4409164, 5511455, 7716037, 11022910, 15432074, 22045820, 30864148, 38580185, 77160370, 154320740]

約数ペア:

[(1, 154320740), (2, 77160370), (4, 38580185), (5, 30864148), (7, 22045820), (10, 15432074), (14, 11022910), (20, 7716037), (28, 5511455), (35, 4409164), (47, 3283420), (70, 2204582), (94, 1641710), (140, 1102291), (188, 820855), (235, 656684), (329, 469060), (470, 328342), (499, 309260), (658, 234530), (940, 164171), (998, 154630), (1316, 117265), (1645, 93812), (1996, 77315), (2209, 69860), (2495, 61852), (3290, 46906), (3493, 44180), (4418, 34930), (4990, 30926), (6580, 23453), (6986, 22090), (8836, 17465), (9980, 15463), (11045, 13972)]