66660440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{941}}^1$

素因数の和:993

約数の個数: 128

約数和(自身を含む): 195333120

約数和(自身を除く): 128672680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 88, 92, 110, 115, 140, 154, 161, 184, 220, 230, 253, 280, 308, 322, 385, 440, 460, 506, 616, 644, 770, 805, 920, 941, 1012, 1265, 1288, 1540, 1610, 1771, 1882, 2024, 2530, 3080, 3220, 3542, 3764, 4705, 5060, 6440, 6587, 7084, 7528, 8855, 9410, 10120, 10351, 13174, 14168, 17710, 18820, 20702, 21643, 26348, 32935, 35420, 37640, 41404, 43286, 51755, 52696, 65870, 70840, 72457, 82808, 86572, 103510, 108215, 131740, 144914, 151501, 173144, 207020, 216430, 238073, 263480, 289828, 303002, 362285, 414040, 432860, 476146, 579656, 606004, 724570, 757505, 865720, 952292, 1190365, 1212008, 1449140, 1515010, 1666511, 1904584, 2380730, 2898280, 3030020, 3333022, 4761460, 6060040, 6666044, 8332555, 9522920, 13332088, 16665110, 33330220, 66660440]

約数ペア:

[(1, 66660440), (2, 33330220), (4, 16665110), (5, 13332088), (7, 9522920), (8, 8332555), (10, 6666044), (11, 6060040), (14, 4761460), (20, 3333022), (22, 3030020), (23, 2898280), (28, 2380730), (35, 1904584), (40, 1666511), (44, 1515010), (46, 1449140), (55, 1212008), (56, 1190365), (70, 952292), (77, 865720), (88, 757505), (92, 724570), (110, 606004), (115, 579656), (140, 476146), (154, 432860), (161, 414040), (184, 362285), (220, 303002), (230, 289828), (253, 263480), (280, 238073), (308, 216430), (322, 207020), (385, 173144), (440, 151501), (460, 144914), (506, 131740), (616, 108215), (644, 103510), (770, 86572), (805, 82808), (920, 72457), (941, 70840), (1012, 65870), (1265, 52696), (1288, 51755), (1540, 43286), (1610, 41404), (1771, 37640), (1882, 35420), (2024, 32935), (2530, 26348), (3080, 21643), (3220, 20702), (3542, 18820), (3764, 17710), (4705, 14168), (5060, 13174), (6440, 10351), (6587, 10120), (7084, 9410), (7528, 8855)]