161451240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{467}}^1$

素因数の和:591

約数の個数: 128

約数和(自身を含む): 504092160

約数和(自身を除く): 342640920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 67, 86, 120, 129, 134, 172, 201, 215, 258, 268, 335, 344, 402, 430, 467, 516, 536, 645, 670, 804, 860, 934, 1005, 1032, 1290, 1340, 1401, 1608, 1720, 1868, 2010, 2335, 2580, 2680, 2802, 2881, 3736, 4020, 4670, 5160, 5604, 5762, 7005, 8040, 8643, 9340, 11208, 11524, 14010, 14405, 17286, 18680, 20081, 23048, 28020, 28810, 31289, 34572, 40162, 43215, 56040, 57620, 60243, 62578, 69144, 80324, 86430, 93867, 100405, 115240, 120486, 125156, 156445, 160648, 172860, 187734, 200810, 240972, 250312, 301215, 312890, 345720, 375468, 401620, 469335, 481944, 602430, 625780, 750936, 803240, 938670, 1204860, 1251560, 1345427, 1877340, 2409720, 2690854, 3754680, 4036281, 5381708, 6727135, 8072562, 10763416, 13454270, 16145124, 20181405, 26908540, 32290248, 40362810, 53817080, 80725620, 161451240]

約数ペア:

[(1, 161451240), (2, 80725620), (3, 53817080), (4, 40362810), (5, 32290248), (6, 26908540), (8, 20181405), (10, 16145124), (12, 13454270), (15, 10763416), (20, 8072562), (24, 6727135), (30, 5381708), (40, 4036281), (43, 3754680), (60, 2690854), (67, 2409720), (86, 1877340), (120, 1345427), (129, 1251560), (134, 1204860), (172, 938670), (201, 803240), (215, 750936), (258, 625780), (268, 602430), (335, 481944), (344, 469335), (402, 401620), (430, 375468), (467, 345720), (516, 312890), (536, 301215), (645, 250312), (670, 240972), (804, 200810), (860, 187734), (934, 172860), (1005, 160648), (1032, 156445), (1290, 125156), (1340, 120486), (1401, 115240), (1608, 100405), (1720, 93867), (1868, 86430), (2010, 80324), (2335, 69144), (2580, 62578), (2680, 60243), (2802, 57620), (2881, 56040), (3736, 43215), (4020, 40162), (4670, 34572), (5160, 31289), (5604, 28810), (5762, 28020), (7005, 23048), (8040, 20081), (8643, 18680), (9340, 17286), (11208, 14405), (11524, 14010)]