207927984

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1999}}^1$

素因数の和:2218

約数の個数: 80

約数和(自身を含む): 589248000

約数和(自身を除く): 381320016

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 197, 264, 394, 528, 591, 788, 1182, 1576, 1999, 2167, 2364, 3152, 3998, 4334, 4728, 5997, 6501, 7996, 8668, 9456, 11994, 13002, 15992, 17336, 21989, 23988, 26004, 31984, 34672, 43978, 47976, 52008, 65967, 87956, 95952, 104016, 131934, 175912, 263868, 351824, 393803, 527736, 787606, 1055472, 1181409, 1575212, 2362818, 3150424, 4331833, 4725636, 6300848, 8663666, 9451272, 12995499, 17327332, 18902544, 25990998, 34654664, 51981996, 69309328, 103963992, 207927984]

約数ペア:

[(1, 207927984), (2, 103963992), (3, 69309328), (4, 51981996), (6, 34654664), (8, 25990998), (11, 18902544), (12, 17327332), (16, 12995499), (22, 9451272), (24, 8663666), (33, 6300848), (44, 4725636), (48, 4331833), (66, 3150424), (88, 2362818), (132, 1575212), (176, 1181409), (197, 1055472), (264, 787606), (394, 527736), (528, 393803), (591, 351824), (788, 263868), (1182, 175912), (1576, 131934), (1999, 104016), (2167, 95952), (2364, 87956), (3152, 65967), (3998, 52008), (4334, 47976), (4728, 43978), (5997, 34672), (6501, 31984), (7996, 26004), (8668, 23988), (9456, 21989), (11994, 17336), (13002, 15992)]