30731360

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{919}}^1$

素因数の和:964

約数の個数: 96

約数和(自身を含む): 83462400

約数和(自身を除く): 52731040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 352, 380, 418, 440, 608, 760, 836, 880, 919, 1045, 1520, 1672, 1760, 1838, 2090, 3040, 3344, 3676, 4180, 4595, 6688, 7352, 8360, 9190, 10109, 14704, 16720, 17461, 18380, 20218, 29408, 33440, 34922, 36760, 40436, 50545, 69844, 73520, 80872, 87305, 101090, 139688, 147040, 161744, 174610, 192071, 202180, 279376, 323488, 349220, 384142, 404360, 558752, 698440, 768284, 808720, 960355, 1396880, 1536568, 1617440, 1920710, 2793760, 3073136, 3841420, 6146272, 7682840, 15365680, 30731360]

約数ペア:

[(1, 30731360), (2, 15365680), (4, 7682840), (5, 6146272), (8, 3841420), (10, 3073136), (11, 2793760), (16, 1920710), (19, 1617440), (20, 1536568), (22, 1396880), (32, 960355), (38, 808720), (40, 768284), (44, 698440), (55, 558752), (76, 404360), (80, 384142), (88, 349220), (95, 323488), (110, 279376), (152, 202180), (160, 192071), (176, 174610), (190, 161744), (209, 147040), (220, 139688), (304, 101090), (352, 87305), (380, 80872), (418, 73520), (440, 69844), (608, 50545), (760, 40436), (836, 36760), (880, 34922), (919, 33440), (1045, 29408), (1520, 20218), (1672, 18380), (1760, 17461), (1838, 16720), (2090, 14704), (3040, 10109), (3344, 9190), (3676, 8360), (4180, 7352), (4595, 6688)]