21663000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:139

約数の個数: 192

約数和(自身を含む): 76658400

約数和(自身を除く): 54995400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 29, 30, 36, 40, 45, 50, 58, 60, 72, 75, 83, 87, 90, 100, 116, 120, 125, 145, 150, 166, 174, 180, 200, 225, 232, 249, 250, 261, 290, 300, 332, 348, 360, 375, 415, 435, 450, 498, 500, 522, 580, 600, 664, 696, 725, 747, 750, 830, 870, 900, 996, 1000, 1044, 1125, 1160, 1245, 1305, 1450, 1494, 1500, 1660, 1740, 1800, 1992, 2075, 2088, 2175, 2250, 2407, 2490, 2610, 2900, 2988, 3000, 3320, 3480, 3625, 3735, 4150, 4350, 4500, 4814, 4980, 5220, 5800, 5976, 6225, 6525, 7221, 7250, 7470, 8300, 8700, 9000, 9628, 9960, 10375, 10440, 10875, 12035, 12450, 13050, 14442, 14500, 14940, 16600, 17400, 18675, 19256, 20750, 21663, 21750, 24070, 24900, 26100, 28884, 29000, 29880, 31125, 32625, 36105, 37350, 41500, 43326, 43500, 48140, 49800, 52200, 57768, 60175, 62250, 65250, 72210, 74700, 83000, 86652, 87000, 93375, 96280, 108315, 120350, 124500, 130500, 144420, 149400, 173304, 180525, 186750, 216630, 240700, 249000, 261000, 288840, 300875, 361050, 373500, 433260, 481400, 541575, 601750, 722100, 747000, 866520, 902625, 1083150, 1203500, 1444200, 1805250, 2166300, 2407000, 2707875, 3610500, 4332600, 5415750, 7221000, 10831500, 21663000]

約数ペア:

[(1, 21663000), (2, 10831500), (3, 7221000), (4, 5415750), (5, 4332600), (6, 3610500), (8, 2707875), (9, 2407000), (10, 2166300), (12, 1805250), (15, 1444200), (18, 1203500), (20, 1083150), (24, 902625), (25, 866520), (29, 747000), (30, 722100), (36, 601750), (40, 541575), (45, 481400), (50, 433260), (58, 373500), (60, 361050), (72, 300875), (75, 288840), (83, 261000), (87, 249000), (90, 240700), (100, 216630), (116, 186750), (120, 180525), (125, 173304), (145, 149400), (150, 144420), (166, 130500), (174, 124500), (180, 120350), (200, 108315), (225, 96280), (232, 93375), (249, 87000), (250, 86652), (261, 83000), (290, 74700), (300, 72210), (332, 65250), (348, 62250), (360, 60175), (375, 57768), (415, 52200), (435, 49800), (450, 48140), (498, 43500), (500, 43326), (522, 41500), (580, 37350), (600, 36105), (664, 32625), (696, 31125), (725, 29880), (747, 29000), (750, 28884), (830, 26100), (870, 24900), (900, 24070), (996, 21750), (1000, 21663), (1044, 20750), (1125, 19256), (1160, 18675), (1245, 17400), (1305, 16600), (1450, 14940), (1494, 14500), (1500, 14442), (1660, 13050), (1740, 12450), (1800, 12035), (1992, 10875), (2075, 10440), (2088, 10375), (2175, 9960), (2250, 9628), (2407, 9000), (2490, 8700), (2610, 8300), (2900, 7470), (2988, 7250), (3000, 7221), (3320, 6525), (3480, 6225), (3625, 5976), (3735, 5800), (4150, 5220), (4350, 4980), (4500, 4814)]