21507200

素因数分解:

$2^7\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:95

約数の個数: 192

約数和(自身を含む): 63745920

約数和(自身を除く): 42238720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 32, 40, 44, 47, 50, 52, 55, 64, 65, 80, 88, 94, 100, 104, 110, 128, 130, 143, 160, 176, 188, 200, 208, 220, 235, 260, 275, 286, 320, 325, 352, 376, 400, 416, 440, 470, 517, 520, 550, 572, 611, 640, 650, 704, 715, 752, 800, 832, 880, 940, 1034, 1040, 1100, 1144, 1175, 1222, 1300, 1408, 1430, 1504, 1600, 1664, 1760, 1880, 2068, 2080, 2200, 2288, 2350, 2444, 2585, 2600, 2860, 3008, 3055, 3200, 3520, 3575, 3760, 4136, 4160, 4400, 4576, 4700, 4888, 5170, 5200, 5720, 6016, 6110, 6721, 7040, 7150, 7520, 8272, 8320, 8800, 9152, 9400, 9776, 10340, 10400, 11440, 12220, 12925, 13442, 14300, 15040, 15275, 16544, 17600, 18304, 18800, 19552, 20680, 20800, 22880, 24440, 25850, 26884, 28600, 30080, 30550, 33088, 33605, 35200, 37600, 39104, 41360, 41600, 45760, 48880, 51700, 53768, 57200, 61100, 66176, 67210, 75200, 78208, 82720, 91520, 97760, 103400, 107536, 114400, 122200, 134420, 150400, 165440, 168025, 195520, 206800, 215072, 228800, 244400, 268840, 330880, 336050, 391040, 413600, 430144, 457600, 488800, 537680, 672100, 827200, 860288, 977600, 1075360, 1344200, 1654400, 1955200, 2150720, 2688400, 4301440, 5376800, 10753600, 21507200]

約数ペア:

[(1, 21507200), (2, 10753600), (4, 5376800), (5, 4301440), (8, 2688400), (10, 2150720), (11, 1955200), (13, 1654400), (16, 1344200), (20, 1075360), (22, 977600), (25, 860288), (26, 827200), (32, 672100), (40, 537680), (44, 488800), (47, 457600), (50, 430144), (52, 413600), (55, 391040), (64, 336050), (65, 330880), (80, 268840), (88, 244400), (94, 228800), (100, 215072), (104, 206800), (110, 195520), (128, 168025), (130, 165440), (143, 150400), (160, 134420), (176, 122200), (188, 114400), (200, 107536), (208, 103400), (220, 97760), (235, 91520), (260, 82720), (275, 78208), (286, 75200), (320, 67210), (325, 66176), (352, 61100), (376, 57200), (400, 53768), (416, 51700), (440, 48880), (470, 45760), (517, 41600), (520, 41360), (550, 39104), (572, 37600), (611, 35200), (640, 33605), (650, 33088), (704, 30550), (715, 30080), (752, 28600), (800, 26884), (832, 25850), (880, 24440), (940, 22880), (1034, 20800), (1040, 20680), (1100, 19552), (1144, 18800), (1175, 18304), (1222, 17600), (1300, 16544), (1408, 15275), (1430, 15040), (1504, 14300), (1600, 13442), (1664, 12925), (1760, 12220), (1880, 11440), (2068, 10400), (2080, 10340), (2200, 9776), (2288, 9400), (2350, 9152), (2444, 8800), (2585, 8320), (2600, 8272), (2860, 7520), (3008, 7150), (3055, 7040), (3200, 6721), (3520, 6110), (3575, 6016), (3760, 5720), (4136, 5200), (4160, 5170), (4400, 4888), (4576, 4700)]