211517520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12413}}^1$

素因数の和:12500

約数の個数: 80

約数和(自身を含む): 664993152

約数和(自身を除く): 453475632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 4260, 5680, 8520, 12413, 17040, 24826, 37239, 49652, 62065, 74478, 99304, 124130, 148956, 186195, 198608, 248260, 297912, 372390, 496520, 595824, 744780, 881323, 993040, 1489560, 1762646, 2643969, 2979120, 3525292, 4406615, 5287938, 7050584, 8813230, 10575876, 13219845, 14101168, 17626460, 21151752, 26439690, 35252920, 42303504, 52879380, 70505840, 105758760, 211517520]

約数ペア:

[(1, 211517520), (2, 105758760), (3, 70505840), (4, 52879380), (5, 42303504), (6, 35252920), (8, 26439690), (10, 21151752), (12, 17626460), (15, 14101168), (16, 13219845), (20, 10575876), (24, 8813230), (30, 7050584), (40, 5287938), (48, 4406615), (60, 3525292), (71, 2979120), (80, 2643969), (120, 1762646), (142, 1489560), (213, 993040), (240, 881323), (284, 744780), (355, 595824), (426, 496520), (568, 372390), (710, 297912), (852, 248260), (1065, 198608), (1136, 186195), (1420, 148956), (1704, 124130), (2130, 99304), (2840, 74478), (3408, 62065), (4260, 49652), (5680, 37239), (8520, 24826), (12413, 17040)]