72664240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1163}}^1$

素因数の和:1258

約数の個数: 80

約数和(自身を含む): 187059456

約数和(自身を除く): 114395216

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 80, 88, 110, 142, 176, 220, 284, 355, 440, 568, 710, 781, 880, 1136, 1163, 1420, 1562, 2326, 2840, 3124, 3905, 4652, 5680, 5815, 6248, 7810, 9304, 11630, 12496, 12793, 15620, 18608, 23260, 25586, 31240, 46520, 51172, 62480, 63965, 82573, 93040, 102344, 127930, 165146, 204688, 255860, 330292, 412865, 511720, 660584, 825730, 908303, 1023440, 1321168, 1651460, 1816606, 3302920, 3633212, 4541515, 6605840, 7266424, 9083030, 14532848, 18166060, 36332120, 72664240]

約数ペア:

[(1, 72664240), (2, 36332120), (4, 18166060), (5, 14532848), (8, 9083030), (10, 7266424), (11, 6605840), (16, 4541515), (20, 3633212), (22, 3302920), (40, 1816606), (44, 1651460), (55, 1321168), (71, 1023440), (80, 908303), (88, 825730), (110, 660584), (142, 511720), (176, 412865), (220, 330292), (284, 255860), (355, 204688), (440, 165146), (568, 127930), (710, 102344), (781, 93040), (880, 82573), (1136, 63965), (1163, 62480), (1420, 51172), (1562, 46520), (2326, 31240), (2840, 25586), (3124, 23260), (3905, 18608), (4652, 15620), (5680, 12793), (5815, 12496), (6248, 11630), (7810, 9304)]