20358000

素因数分解:

$2^4\times 3^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:74

約数の個数: 320

約数和(自身を含む): 81244800

約数和(自身を除く): 60886800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 27, 29, 30, 36, 39, 40, 45, 48, 50, 52, 54, 58, 60, 65, 72, 75, 78, 80, 87, 90, 100, 104, 108, 116, 117, 120, 125, 130, 135, 144, 145, 150, 156, 174, 180, 195, 200, 208, 216, 225, 232, 234, 240, 250, 260, 261, 270, 290, 300, 312, 325, 348, 351, 360, 375, 377, 390, 400, 432, 435, 450, 464, 468, 500, 520, 522, 540, 580, 585, 600, 624, 650, 675, 696, 702, 720, 725, 750, 754, 780, 783, 870, 900, 936, 975, 1000, 1040, 1044, 1080, 1125, 1131, 1160, 1170, 1200, 1300, 1305, 1350, 1392, 1404, 1450, 1500, 1508, 1560, 1566, 1625, 1740, 1755, 1800, 1872, 1885, 1950, 2000, 2088, 2160, 2175, 2250, 2262, 2320, 2340, 2600, 2610, 2700, 2808, 2900, 2925, 3000, 3016, 3120, 3132, 3250, 3375, 3393, 3480, 3510, 3600, 3625, 3770, 3900, 3915, 4176, 4350, 4500, 4524, 4680, 4875, 5200, 5220, 5400, 5616, 5655, 5800, 5850, 6000, 6032, 6264, 6500, 6525, 6750, 6786, 6960, 7020, 7250, 7540, 7800, 7830, 8700, 8775, 9000, 9048, 9360, 9425, 9750, 10179, 10440, 10800, 10875, 11310, 11600, 11700, 12528, 13000, 13050, 13500, 13572, 14040, 14500, 14625, 15080, 15600, 15660, 16965, 17400, 17550, 18000, 18096, 18850, 19500, 19575, 20358, 20880, 21750, 22620, 23400, 26000, 26100, 27000, 27144, 28080, 28275, 29000, 29250, 30160, 31320, 32625, 33930, 34800, 35100, 37700, 39000, 39150, 40716, 43500, 43875, 45240, 46800, 47125, 50895, 52200, 54000, 54288, 56550, 58000, 58500, 62640, 65250, 67860, 70200, 75400, 78000, 78300, 81432, 84825, 87000, 87750, 90480, 94250, 97875, 101790, 104400, 113100, 117000, 130500, 135720, 140400, 141375, 150800, 156600, 162864, 169650, 174000, 175500, 188500, 195750, 203580, 226200, 234000, 254475, 261000, 271440, 282750, 313200, 339300, 351000, 377000, 391500, 407160, 424125, 452400, 508950, 522000, 565500, 678600, 702000, 754000, 783000, 814320, 848250, 1017900, 1131000, 1272375, 1357200, 1566000, 1696500, 2035800, 2262000, 2544750, 3393000, 4071600, 5089500, 6786000, 10179000, 20358000]

約数ペア:

[(1, 20358000), (2, 10179000), (3, 6786000), (4, 5089500), (5, 4071600), (6, 3393000), (8, 2544750), (9, 2262000), (10, 2035800), (12, 1696500), (13, 1566000), (15, 1357200), (16, 1272375), (18, 1131000), (20, 1017900), (24, 848250), (25, 814320), (26, 783000), (27, 754000), (29, 702000), (30, 678600), (36, 565500), (39, 522000), (40, 508950), (45, 452400), (48, 424125), (50, 407160), (52, 391500), (54, 377000), (58, 351000), (60, 339300), (65, 313200), (72, 282750), (75, 271440), (78, 261000), (80, 254475), (87, 234000), (90, 226200), (100, 203580), (104, 195750), (108, 188500), (116, 175500), (117, 174000), (120, 169650), (125, 162864), (130, 156600), (135, 150800), (144, 141375), (145, 140400), (150, 135720), (156, 130500), (174, 117000), (180, 113100), (195, 104400), (200, 101790), (208, 97875), (216, 94250), (225, 90480), (232, 87750), (234, 87000), (240, 84825), (250, 81432), (260, 78300), (261, 78000), (270, 75400), (290, 70200), (300, 67860), (312, 65250), (325, 62640), (348, 58500), (351, 58000), (360, 56550), (375, 54288), (377, 54000), (390, 52200), (400, 50895), (432, 47125), (435, 46800), (450, 45240), (464, 43875), (468, 43500), (500, 40716), (520, 39150), (522, 39000), (540, 37700), (580, 35100), (585, 34800), (600, 33930), (624, 32625), (650, 31320), (675, 30160), (696, 29250), (702, 29000), (720, 28275), (725, 28080), (750, 27144), (754, 27000), (780, 26100), (783, 26000), (870, 23400), (900, 22620), (936, 21750), (975, 20880), (1000, 20358), (1040, 19575), (1044, 19500), (1080, 18850), (1125, 18096), (1131, 18000), (1160, 17550), (1170, 17400), (1200, 16965), (1300, 15660), (1305, 15600), (1350, 15080), (1392, 14625), (1404, 14500), (1450, 14040), (1500, 13572), (1508, 13500), (1560, 13050), (1566, 13000), (1625, 12528), (1740, 11700), (1755, 11600), (1800, 11310), (1872, 10875), (1885, 10800), (1950, 10440), (2000, 10179), (2088, 9750), (2160, 9425), (2175, 9360), (2250, 9048), (2262, 9000), (2320, 8775), (2340, 8700), (2600, 7830), (2610, 7800), (2700, 7540), (2808, 7250), (2900, 7020), (2925, 6960), (3000, 6786), (3016, 6750), (3120, 6525), (3132, 6500), (3250, 6264), (3375, 6032), (3393, 6000), (3480, 5850), (3510, 5800), (3600, 5655), (3625, 5616), (3770, 5400), (3900, 5220), (3915, 5200), (4176, 4875), (4350, 4680), (4500, 4524)]