21775200

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:277

約数の個数: 144

約数和(自身を含む): 72870336

約数和(自身を除く): 51095136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 43, 48, 50, 60, 75, 80, 86, 96, 100, 120, 129, 150, 160, 172, 200, 211, 215, 240, 258, 300, 344, 400, 422, 430, 480, 516, 600, 633, 645, 688, 800, 844, 860, 1032, 1055, 1075, 1200, 1266, 1290, 1376, 1688, 1720, 2064, 2110, 2150, 2400, 2532, 2580, 3165, 3225, 3376, 3440, 4128, 4220, 4300, 5064, 5160, 5275, 6330, 6450, 6752, 6880, 8440, 8600, 9073, 10128, 10320, 10550, 12660, 12900, 15825, 16880, 17200, 18146, 20256, 20640, 21100, 25320, 25800, 27219, 31650, 33760, 34400, 36292, 42200, 45365, 50640, 51600, 54438, 63300, 72584, 84400, 90730, 101280, 103200, 108876, 126600, 136095, 145168, 168800, 181460, 217752, 226825, 253200, 272190, 290336, 362920, 435504, 453650, 506400, 544380, 680475, 725840, 871008, 907300, 1088760, 1360950, 1451680, 1814600, 2177520, 2721900, 3629200, 4355040, 5443800, 7258400, 10887600, 21775200]

約数ペア:

[(1, 21775200), (2, 10887600), (3, 7258400), (4, 5443800), (5, 4355040), (6, 3629200), (8, 2721900), (10, 2177520), (12, 1814600), (15, 1451680), (16, 1360950), (20, 1088760), (24, 907300), (25, 871008), (30, 725840), (32, 680475), (40, 544380), (43, 506400), (48, 453650), (50, 435504), (60, 362920), (75, 290336), (80, 272190), (86, 253200), (96, 226825), (100, 217752), (120, 181460), (129, 168800), (150, 145168), (160, 136095), (172, 126600), (200, 108876), (211, 103200), (215, 101280), (240, 90730), (258, 84400), (300, 72584), (344, 63300), (400, 54438), (422, 51600), (430, 50640), (480, 45365), (516, 42200), (600, 36292), (633, 34400), (645, 33760), (688, 31650), (800, 27219), (844, 25800), (860, 25320), (1032, 21100), (1055, 20640), (1075, 20256), (1200, 18146), (1266, 17200), (1290, 16880), (1376, 15825), (1688, 12900), (1720, 12660), (2064, 10550), (2110, 10320), (2150, 10128), (2400, 9073), (2532, 8600), (2580, 8440), (3165, 6880), (3225, 6752), (3376, 6450), (3440, 6330), (4128, 5275), (4220, 5160), (4300, 5064)]