21889200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:104

約数の個数: 240

約数和(自身を含む): 78878880

約数和(自身を除く): 56989680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 29, 30, 34, 37, 40, 48, 50, 51, 58, 60, 68, 74, 75, 80, 85, 87, 100, 102, 111, 116, 120, 136, 145, 148, 150, 170, 174, 185, 200, 204, 222, 232, 240, 255, 272, 290, 296, 300, 340, 348, 370, 400, 408, 425, 435, 444, 464, 493, 510, 555, 580, 592, 600, 629, 680, 696, 725, 740, 816, 850, 870, 888, 925, 986, 1020, 1073, 1110, 1160, 1200, 1258, 1275, 1360, 1392, 1450, 1479, 1480, 1700, 1740, 1776, 1850, 1887, 1972, 2040, 2146, 2175, 2220, 2320, 2465, 2516, 2550, 2775, 2900, 2958, 2960, 3145, 3219, 3400, 3480, 3700, 3774, 3944, 4080, 4292, 4350, 4440, 4930, 5032, 5100, 5365, 5550, 5800, 5916, 6290, 6438, 6800, 6960, 7395, 7400, 7548, 7888, 8584, 8700, 8880, 9435, 9860, 10064, 10200, 10730, 11100, 11600, 11832, 12325, 12580, 12876, 14790, 14800, 15096, 15725, 16095, 17168, 17400, 18241, 18870, 19720, 20400, 21460, 22200, 23664, 24650, 25160, 25752, 26825, 29580, 30192, 31450, 32190, 34800, 36482, 36975, 37740, 39440, 42920, 44400, 47175, 49300, 50320, 51504, 53650, 54723, 59160, 62900, 64380, 72964, 73950, 75480, 80475, 85840, 91205, 94350, 98600, 107300, 109446, 118320, 125800, 128760, 145928, 147900, 150960, 160950, 182410, 188700, 197200, 214600, 218892, 251600, 257520, 273615, 291856, 295800, 321900, 364820, 377400, 429200, 437784, 456025, 547230, 591600, 643800, 729640, 754800, 875568, 912050, 1094460, 1287600, 1368075, 1459280, 1824100, 2188920, 2736150, 3648200, 4377840, 5472300, 7296400, 10944600, 21889200]

約数ペア:

[(1, 21889200), (2, 10944600), (3, 7296400), (4, 5472300), (5, 4377840), (6, 3648200), (8, 2736150), (10, 2188920), (12, 1824100), (15, 1459280), (16, 1368075), (17, 1287600), (20, 1094460), (24, 912050), (25, 875568), (29, 754800), (30, 729640), (34, 643800), (37, 591600), (40, 547230), (48, 456025), (50, 437784), (51, 429200), (58, 377400), (60, 364820), (68, 321900), (74, 295800), (75, 291856), (80, 273615), (85, 257520), (87, 251600), (100, 218892), (102, 214600), (111, 197200), (116, 188700), (120, 182410), (136, 160950), (145, 150960), (148, 147900), (150, 145928), (170, 128760), (174, 125800), (185, 118320), (200, 109446), (204, 107300), (222, 98600), (232, 94350), (240, 91205), (255, 85840), (272, 80475), (290, 75480), (296, 73950), (300, 72964), (340, 64380), (348, 62900), (370, 59160), (400, 54723), (408, 53650), (425, 51504), (435, 50320), (444, 49300), (464, 47175), (493, 44400), (510, 42920), (555, 39440), (580, 37740), (592, 36975), (600, 36482), (629, 34800), (680, 32190), (696, 31450), (725, 30192), (740, 29580), (816, 26825), (850, 25752), (870, 25160), (888, 24650), (925, 23664), (986, 22200), (1020, 21460), (1073, 20400), (1110, 19720), (1160, 18870), (1200, 18241), (1258, 17400), (1275, 17168), (1360, 16095), (1392, 15725), (1450, 15096), (1479, 14800), (1480, 14790), (1700, 12876), (1740, 12580), (1776, 12325), (1850, 11832), (1887, 11600), (1972, 11100), (2040, 10730), (2146, 10200), (2175, 10064), (2220, 9860), (2320, 9435), (2465, 8880), (2516, 8700), (2550, 8584), (2775, 7888), (2900, 7548), (2958, 7400), (2960, 7395), (3145, 6960), (3219, 6800), (3400, 6438), (3480, 6290), (3700, 5916), (3774, 5800), (3944, 5550), (4080, 5365), (4292, 5100), (4350, 5032), (4440, 4930)]