21643157760

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{805177}}^1$

素因数の和:805208

約数の個数: 144

約数和(自身を含む): 78997623936

約数和(自身を除く): 57354466176

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 13440, 26880, 805177, 1610354, 2415531, 3220708, 4025885, 4831062, 5636239, 6441416, 8051770, 9662124, 11272478, 12077655, 12882832, 16103540, 16908717, 19324248, 22544956, 24155310, 25765664, 28181195, 32207080, 33817434, 38648496, 45089912, 48310620, 51531328, 56362390, 64414160, 67634868, 77296992, 84543585, 90179824, 96621240, 103062656, 112724780, 128828320, 135269736, 154593984, 169087170, 180359648, 193242480, 206125312, 225449560, 257656640, 270539472, 309187968, 338174340, 360719296, 386484960, 450899120, 515313280, 541078944, 618375936, 676348680, 721438592, 772969920, 901798240, 1030626560, 1082157888, 1352697360, 1442877184, 1545939840, 1803596480, 2164315776, 2705394720, 3091879680, 3607192960, 4328631552, 5410789440, 7214385920, 10821578880, 21643157760]

約数ペア:

[(1, 21643157760), (2, 10821578880), (3, 7214385920), (4, 5410789440), (5, 4328631552), (6, 3607192960), (7, 3091879680), (8, 2705394720), (10, 2164315776), (12, 1803596480), (14, 1545939840), (15, 1442877184), (16, 1352697360), (20, 1082157888), (21, 1030626560), (24, 901798240), (28, 772969920), (30, 721438592), (32, 676348680), (35, 618375936), (40, 541078944), (42, 515313280), (48, 450899120), (56, 386484960), (60, 360719296), (64, 338174340), (70, 309187968), (80, 270539472), (84, 257656640), (96, 225449560), (105, 206125312), (112, 193242480), (120, 180359648), (128, 169087170), (140, 154593984), (160, 135269736), (168, 128828320), (192, 112724780), (210, 103062656), (224, 96621240), (240, 90179824), (256, 84543585), (280, 77296992), (320, 67634868), (336, 64414160), (384, 56362390), (420, 51531328), (448, 48310620), (480, 45089912), (560, 38648496), (640, 33817434), (672, 32207080), (768, 28181195), (840, 25765664), (896, 24155310), (960, 22544956), (1120, 19324248), (1280, 16908717), (1344, 16103540), (1680, 12882832), (1792, 12077655), (1920, 11272478), (2240, 9662124), (2688, 8051770), (3360, 6441416), (3840, 5636239), (4480, 4831062), (5376, 4025885), (6720, 3220708), (8960, 2415531), (13440, 1610354), (26880, 805177)]