128210004

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:366

約数の個数: 144

約数和(自身を含む): 374005632

約数和(自身を除く): 245795628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 43, 46, 52, 69, 78, 86, 92, 117, 129, 138, 156, 172, 207, 234, 258, 276, 277, 299, 387, 414, 468, 516, 554, 559, 598, 774, 828, 831, 897, 989, 1108, 1118, 1196, 1548, 1662, 1677, 1794, 1978, 2236, 2493, 2691, 2967, 3324, 3354, 3588, 3601, 3956, 4986, 5031, 5382, 5934, 6371, 6708, 7202, 8901, 9972, 10062, 10764, 10803, 11868, 11911, 12742, 12857, 14404, 17802, 19113, 20124, 21606, 23822, 25484, 25714, 32409, 35604, 35733, 38226, 38571, 43212, 47644, 51428, 57339, 64818, 71466, 76452, 77142, 82823, 107199, 114678, 115713, 129636, 142932, 154284, 154843, 165646, 214398, 229356, 231426, 248469, 273953, 309686, 331292, 428796, 462852, 464529, 496938, 547906, 619372, 745407, 821859, 929058, 993876, 1095812, 1393587, 1490814, 1643718, 1858116, 2465577, 2787174, 2981628, 3287436, 3561389, 4931154, 5574348, 7122778, 9862308, 10684167, 14245556, 21368334, 32052501, 42736668, 64105002, 128210004]

約数ペア:

[(1, 128210004), (2, 64105002), (3, 42736668), (4, 32052501), (6, 21368334), (9, 14245556), (12, 10684167), (13, 9862308), (18, 7122778), (23, 5574348), (26, 4931154), (36, 3561389), (39, 3287436), (43, 2981628), (46, 2787174), (52, 2465577), (69, 1858116), (78, 1643718), (86, 1490814), (92, 1393587), (117, 1095812), (129, 993876), (138, 929058), (156, 821859), (172, 745407), (207, 619372), (234, 547906), (258, 496938), (276, 464529), (277, 462852), (299, 428796), (387, 331292), (414, 309686), (468, 273953), (516, 248469), (554, 231426), (559, 229356), (598, 214398), (774, 165646), (828, 154843), (831, 154284), (897, 142932), (989, 129636), (1108, 115713), (1118, 114678), (1196, 107199), (1548, 82823), (1662, 77142), (1677, 76452), (1794, 71466), (1978, 64818), (2236, 57339), (2493, 51428), (2691, 47644), (2967, 43212), (3324, 38571), (3354, 38226), (3588, 35733), (3601, 35604), (3956, 32409), (4986, 25714), (5031, 25484), (5382, 23822), (5934, 21606), (6371, 20124), (6708, 19113), (7202, 17802), (8901, 14404), (9972, 12857), (10062, 12742), (10764, 11911), (10803, 11868)]