204216480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10909}}^1$

素因数の和:10943

約数の個数: 144

約数和(自身を含む): 750564360

約数和(自身を除く): 546347880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 10909, 18720, 21818, 32727, 43636, 54545, 65454, 87272, 98181, 109090, 130908, 141817, 163635, 174544, 196362, 218180, 261816, 283634, 327270, 349088, 392724, 425451, 436360, 490905, 523632, 567268, 654540, 709085, 785448, 850902, 872720, 981810, 1047264, 1134536, 1276353, 1309080, 1418170, 1570896, 1701804, 1745440, 1963620, 2127255, 2269072, 2552706, 2618160, 2836340, 3141792, 3403608, 3927240, 4254510, 4538144, 5105412, 5236320, 5672680, 6381765, 6807216, 7854480, 8509020, 10210824, 11345360, 12763530, 13614432, 15708960, 17018040, 20421648, 22690720, 25527060, 34036080, 40843296, 51054120, 68072160, 102108240, 204216480]

約数ペア:

[(1, 204216480), (2, 102108240), (3, 68072160), (4, 51054120), (5, 40843296), (6, 34036080), (8, 25527060), (9, 22690720), (10, 20421648), (12, 17018040), (13, 15708960), (15, 13614432), (16, 12763530), (18, 11345360), (20, 10210824), (24, 8509020), (26, 7854480), (30, 6807216), (32, 6381765), (36, 5672680), (39, 5236320), (40, 5105412), (45, 4538144), (48, 4254510), (52, 3927240), (60, 3403608), (65, 3141792), (72, 2836340), (78, 2618160), (80, 2552706), (90, 2269072), (96, 2127255), (104, 1963620), (117, 1745440), (120, 1701804), (130, 1570896), (144, 1418170), (156, 1309080), (160, 1276353), (180, 1134536), (195, 1047264), (208, 981810), (234, 872720), (240, 850902), (260, 785448), (288, 709085), (312, 654540), (360, 567268), (390, 523632), (416, 490905), (468, 436360), (480, 425451), (520, 392724), (585, 349088), (624, 327270), (720, 283634), (780, 261816), (936, 218180), (1040, 196362), (1170, 174544), (1248, 163635), (1440, 141817), (1560, 130908), (1872, 109090), (2080, 98181), (2340, 87272), (3120, 65454), (3744, 54545), (4680, 43636), (6240, 32727), (9360, 21818), (10909, 18720)]