209985440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{599}}^1$

素因数の和:934

約数の個数: 96

約数和(自身を含む): 569721600

約数和(自身を除く): 359736160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 313, 560, 599, 626, 1120, 1198, 1252, 1565, 2191, 2396, 2504, 2995, 3130, 4193, 4382, 4792, 5008, 5990, 6260, 8386, 8764, 9584, 10016, 10955, 11980, 12520, 16772, 17528, 19168, 20965, 21910, 23960, 25040, 33544, 35056, 41930, 43820, 47920, 50080, 67088, 70112, 83860, 87640, 95840, 134176, 167720, 175280, 187487, 335440, 350560, 374974, 670880, 749948, 937435, 1312409, 1499896, 1874870, 2624818, 2999792, 3749740, 5249636, 5999584, 6562045, 7499480, 10499272, 13124090, 14998960, 20998544, 26248180, 29997920, 41997088, 52496360, 104992720, 209985440]

約数ペア:

[(1, 209985440), (2, 104992720), (4, 52496360), (5, 41997088), (7, 29997920), (8, 26248180), (10, 20998544), (14, 14998960), (16, 13124090), (20, 10499272), (28, 7499480), (32, 6562045), (35, 5999584), (40, 5249636), (56, 3749740), (70, 2999792), (80, 2624818), (112, 1874870), (140, 1499896), (160, 1312409), (224, 937435), (280, 749948), (313, 670880), (560, 374974), (599, 350560), (626, 335440), (1120, 187487), (1198, 175280), (1252, 167720), (1565, 134176), (2191, 95840), (2396, 87640), (2504, 83860), (2995, 70112), (3130, 67088), (4193, 50080), (4382, 47920), (4792, 43820), (5008, 41930), (5990, 35056), (6260, 33544), (8386, 25040), (8764, 23960), (9584, 21910), (10016, 20965), (10955, 19168), (11980, 17528), (12520, 16772)]