199987668

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 556972416

約数和(自身を除く): 356984748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 41, 43, 46, 69, 82, 86, 92, 123, 129, 137, 138, 164, 172, 207, 246, 258, 274, 276, 369, 387, 411, 414, 492, 516, 548, 738, 774, 822, 828, 943, 989, 1233, 1476, 1548, 1644, 1763, 1886, 1978, 2466, 2829, 2967, 3151, 3526, 3772, 3956, 4932, 5289, 5617, 5658, 5891, 5934, 6302, 7052, 8487, 8901, 9453, 10578, 11234, 11316, 11782, 11868, 12604, 15867, 16851, 16974, 17673, 17802, 18906, 21156, 22468, 23564, 28359, 31734, 33702, 33948, 35346, 35604, 37812, 40549, 50553, 53019, 56718, 63468, 67404, 70692, 81098, 101106, 106038, 113436, 121647, 129191, 135493, 162196, 202212, 212076, 241531, 243294, 258382, 270986, 364941, 387573, 406479, 483062, 486588, 516764, 541972, 724593, 729882, 775146, 812958, 966124, 1162719, 1219437, 1449186, 1459764, 1550292, 1625916, 2173779, 2325438, 2438874, 2898372, 4347558, 4650876, 4877748, 5555213, 8695116, 11110426, 16665639, 22220852, 33331278, 49996917, 66662556, 99993834, 199987668]

約数ペア:

[(1, 199987668), (2, 99993834), (3, 66662556), (4, 49996917), (6, 33331278), (9, 22220852), (12, 16665639), (18, 11110426), (23, 8695116), (36, 5555213), (41, 4877748), (43, 4650876), (46, 4347558), (69, 2898372), (82, 2438874), (86, 2325438), (92, 2173779), (123, 1625916), (129, 1550292), (137, 1459764), (138, 1449186), (164, 1219437), (172, 1162719), (207, 966124), (246, 812958), (258, 775146), (274, 729882), (276, 724593), (369, 541972), (387, 516764), (411, 486588), (414, 483062), (492, 406479), (516, 387573), (548, 364941), (738, 270986), (774, 258382), (822, 243294), (828, 241531), (943, 212076), (989, 202212), (1233, 162196), (1476, 135493), (1548, 129191), (1644, 121647), (1763, 113436), (1886, 106038), (1978, 101106), (2466, 81098), (2829, 70692), (2967, 67404), (3151, 63468), (3526, 56718), (3772, 53019), (3956, 50553), (4932, 40549), (5289, 37812), (5617, 35604), (5658, 35346), (5891, 33948), (5934, 33702), (6302, 31734), (7052, 28359), (8487, 23564), (8901, 22468), (9453, 21156), (10578, 18906), (11234, 17802), (11316, 17673), (11782, 16974), (11868, 16851), (12604, 15867)]