21882240

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:185

約数の個数: 192

約数和(自身を含む): 78764400

約数和(自身を除く): 56882160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 64, 72, 80, 87, 90, 96, 116, 120, 128, 131, 144, 145, 160, 174, 180, 192, 232, 240, 261, 262, 288, 290, 320, 348, 360, 384, 393, 435, 464, 480, 522, 524, 576, 580, 640, 655, 696, 720, 786, 870, 928, 960, 1044, 1048, 1152, 1160, 1179, 1305, 1310, 1392, 1440, 1572, 1740, 1856, 1920, 1965, 2088, 2096, 2320, 2358, 2610, 2620, 2784, 2880, 3144, 3480, 3712, 3799, 3930, 4176, 4192, 4640, 4716, 5220, 5240, 5568, 5760, 5895, 6288, 6960, 7598, 7860, 8352, 8384, 9280, 9432, 10440, 10480, 11136, 11397, 11790, 12576, 13920, 15196, 15720, 16704, 16768, 18560, 18864, 18995, 20880, 20960, 22794, 23580, 25152, 27840, 30392, 31440, 33408, 34191, 37728, 37990, 41760, 41920, 45588, 47160, 50304, 55680, 56985, 60784, 62880, 68382, 75456, 75980, 83520, 83840, 91176, 94320, 113970, 121568, 125760, 136764, 150912, 151960, 167040, 170955, 182352, 188640, 227940, 243136, 251520, 273528, 303920, 341910, 364704, 377280, 455880, 486272, 547056, 607840, 683820, 729408, 754560, 911760, 1094112, 1215680, 1367640, 1458816, 1823520, 2188224, 2431360, 2735280, 3647040, 4376448, 5470560, 7294080, 10941120, 21882240]

約数ペア:

[(1, 21882240), (2, 10941120), (3, 7294080), (4, 5470560), (5, 4376448), (6, 3647040), (8, 2735280), (9, 2431360), (10, 2188224), (12, 1823520), (15, 1458816), (16, 1367640), (18, 1215680), (20, 1094112), (24, 911760), (29, 754560), (30, 729408), (32, 683820), (36, 607840), (40, 547056), (45, 486272), (48, 455880), (58, 377280), (60, 364704), (64, 341910), (72, 303920), (80, 273528), (87, 251520), (90, 243136), (96, 227940), (116, 188640), (120, 182352), (128, 170955), (131, 167040), (144, 151960), (145, 150912), (160, 136764), (174, 125760), (180, 121568), (192, 113970), (232, 94320), (240, 91176), (261, 83840), (262, 83520), (288, 75980), (290, 75456), (320, 68382), (348, 62880), (360, 60784), (384, 56985), (393, 55680), (435, 50304), (464, 47160), (480, 45588), (522, 41920), (524, 41760), (576, 37990), (580, 37728), (640, 34191), (655, 33408), (696, 31440), (720, 30392), (786, 27840), (870, 25152), (928, 23580), (960, 22794), (1044, 20960), (1048, 20880), (1152, 18995), (1160, 18864), (1179, 18560), (1305, 16768), (1310, 16704), (1392, 15720), (1440, 15196), (1572, 13920), (1740, 12576), (1856, 11790), (1920, 11397), (1965, 11136), (2088, 10480), (2096, 10440), (2320, 9432), (2358, 9280), (2610, 8384), (2620, 8352), (2784, 7860), (2880, 7598), (3144, 6960), (3480, 6288), (3712, 5895), (3799, 5760), (3930, 5568), (4176, 5240), (4192, 5220), (4640, 4716)]