1288311984

素因数分解:

$2^4\times 3^2\times {\mathrm{109}}^1\times {\mathrm{211}}^1\times {\mathrm{389}}^1$

素因数の和:723

約数の個数: 120

約数和(自身を含む): 3665204400

約数和(自身を除く): 2376892416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 109, 144, 211, 218, 327, 389, 422, 436, 633, 654, 778, 844, 872, 981, 1167, 1266, 1308, 1556, 1688, 1744, 1899, 1962, 2334, 2532, 2616, 3112, 3376, 3501, 3798, 3924, 4668, 5064, 5232, 6224, 7002, 7596, 7848, 9336, 10128, 14004, 15192, 15696, 18672, 22999, 28008, 30384, 42401, 45998, 56016, 68997, 82079, 84802, 91996, 127203, 137994, 164158, 169604, 183992, 206991, 246237, 254406, 275988, 328316, 339208, 367984, 381609, 413982, 492474, 508812, 551976, 656632, 678416, 738711, 763218, 827964, 984948, 1017624, 1103952, 1313264, 1477422, 1526436, 1655928, 1969896, 2035248, 2954844, 3052872, 3311856, 3939792, 5909688, 6105744, 8946611, 11819376, 17893222, 26839833, 35786444, 53679666, 71572888, 80519499, 107359332, 143145776, 161038998, 214718664, 322077996, 429437328, 644155992, 1288311984]

約数ペア:

[(1, 1288311984), (2, 644155992), (3, 429437328), (4, 322077996), (6, 214718664), (8, 161038998), (9, 143145776), (12, 107359332), (16, 80519499), (18, 71572888), (24, 53679666), (36, 35786444), (48, 26839833), (72, 17893222), (109, 11819376), (144, 8946611), (211, 6105744), (218, 5909688), (327, 3939792), (389, 3311856), (422, 3052872), (436, 2954844), (633, 2035248), (654, 1969896), (778, 1655928), (844, 1526436), (872, 1477422), (981, 1313264), (1167, 1103952), (1266, 1017624), (1308, 984948), (1556, 827964), (1688, 763218), (1744, 738711), (1899, 678416), (1962, 656632), (2334, 551976), (2532, 508812), (2616, 492474), (3112, 413982), (3376, 381609), (3501, 367984), (3798, 339208), (3924, 328316), (4668, 275988), (5064, 254406), (5232, 246237), (6224, 206991), (7002, 183992), (7596, 169604), (7848, 164158), (9336, 137994), (10128, 127203), (14004, 91996), (15192, 84802), (15696, 82079), (18672, 68997), (22999, 56016), (28008, 45998), (30384, 42401)]