81743688

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:748

約数の個数: 128

約数和(自身を含む): 250588800

約数和(自身を除く): 168845112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 43, 52, 54, 72, 78, 86, 104, 108, 117, 129, 156, 172, 216, 234, 258, 312, 344, 351, 387, 468, 516, 559, 677, 702, 774, 936, 1032, 1118, 1161, 1354, 1404, 1548, 1677, 2031, 2236, 2322, 2708, 2808, 3096, 3354, 4062, 4472, 4644, 5031, 5416, 6093, 6708, 8124, 8801, 9288, 10062, 12186, 13416, 15093, 16248, 17602, 18279, 20124, 24372, 26403, 29111, 30186, 35204, 36558, 40248, 48744, 52806, 58222, 60372, 70408, 73116, 79209, 87333, 105612, 116444, 120744, 146232, 158418, 174666, 211224, 232888, 237627, 261999, 316836, 349332, 378443, 475254, 523998, 633672, 698664, 756886, 785997, 950508, 1047996, 1135329, 1513772, 1571994, 1901016, 2095992, 2270658, 3027544, 3143988, 3405987, 4541316, 6287976, 6811974, 9082632, 10217961, 13623948, 20435922, 27247896, 40871844, 81743688]

約数ペア:

[(1, 81743688), (2, 40871844), (3, 27247896), (4, 20435922), (6, 13623948), (8, 10217961), (9, 9082632), (12, 6811974), (13, 6287976), (18, 4541316), (24, 3405987), (26, 3143988), (27, 3027544), (36, 2270658), (39, 2095992), (43, 1901016), (52, 1571994), (54, 1513772), (72, 1135329), (78, 1047996), (86, 950508), (104, 785997), (108, 756886), (117, 698664), (129, 633672), (156, 523998), (172, 475254), (216, 378443), (234, 349332), (258, 316836), (312, 261999), (344, 237627), (351, 232888), (387, 211224), (468, 174666), (516, 158418), (559, 146232), (677, 120744), (702, 116444), (774, 105612), (936, 87333), (1032, 79209), (1118, 73116), (1161, 70408), (1354, 60372), (1404, 58222), (1548, 52806), (1677, 48744), (2031, 40248), (2236, 36558), (2322, 35204), (2708, 30186), (2808, 29111), (3096, 26403), (3354, 24372), (4062, 20124), (4472, 18279), (4644, 17602), (5031, 16248), (5416, 15093), (6093, 13416), (6708, 12186), (8124, 10062), (8801, 9288)]