199965996

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:553

約数の個数: 120

約数和(自身を含む): 553355264

約数和(自身を除く): 353389268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 43, 54, 62, 81, 86, 93, 108, 124, 129, 162, 172, 186, 258, 279, 324, 372, 387, 463, 516, 558, 774, 837, 926, 1116, 1161, 1333, 1389, 1548, 1674, 1852, 2322, 2511, 2666, 2778, 3348, 3483, 3999, 4167, 4644, 5022, 5332, 5556, 6966, 7998, 8334, 10044, 11997, 12501, 13932, 14353, 15996, 16668, 19909, 23994, 25002, 28706, 35991, 37503, 39818, 43059, 47988, 50004, 57412, 59727, 71982, 75006, 79636, 86118, 107973, 119454, 129177, 143964, 150012, 172236, 179181, 215946, 238908, 258354, 358362, 387531, 431892, 516708, 537543, 617179, 716724, 775062, 1075086, 1162593, 1234358, 1550124, 1612629, 1851537, 2150172, 2325186, 2468716, 3225258, 3703074, 4650372, 5554611, 6450516, 7406148, 11109222, 16663833, 22218444, 33327666, 49991499, 66655332, 99982998, 199965996]

約数ペア:

[(1, 199965996), (2, 99982998), (3, 66655332), (4, 49991499), (6, 33327666), (9, 22218444), (12, 16663833), (18, 11109222), (27, 7406148), (31, 6450516), (36, 5554611), (43, 4650372), (54, 3703074), (62, 3225258), (81, 2468716), (86, 2325186), (93, 2150172), (108, 1851537), (124, 1612629), (129, 1550124), (162, 1234358), (172, 1162593), (186, 1075086), (258, 775062), (279, 716724), (324, 617179), (372, 537543), (387, 516708), (463, 431892), (516, 387531), (558, 358362), (774, 258354), (837, 238908), (926, 215946), (1116, 179181), (1161, 172236), (1333, 150012), (1389, 143964), (1548, 129177), (1674, 119454), (1852, 107973), (2322, 86118), (2511, 79636), (2666, 75006), (2778, 71982), (3348, 59727), (3483, 57412), (3999, 50004), (4167, 47988), (4644, 43059), (5022, 39818), (5332, 37503), (5556, 35991), (6966, 28706), (7998, 25002), (8334, 23994), (10044, 19909), (11997, 16668), (12501, 15996), (13932, 14353)]