28124800

素因数分解:

$2^7\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:99

約数の個数: 192

約数和(自身を含む): 81959040

約数和(自身を除く): 53834240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 25, 32, 34, 40, 44, 47, 50, 55, 64, 68, 80, 85, 88, 94, 100, 110, 128, 136, 160, 170, 176, 187, 188, 200, 220, 235, 272, 275, 320, 340, 352, 374, 376, 400, 425, 440, 470, 517, 544, 550, 640, 680, 704, 748, 752, 799, 800, 850, 880, 935, 940, 1034, 1088, 1100, 1175, 1360, 1408, 1496, 1504, 1598, 1600, 1700, 1760, 1870, 1880, 2068, 2176, 2200, 2350, 2585, 2720, 2992, 3008, 3196, 3200, 3400, 3520, 3740, 3760, 3995, 4136, 4400, 4675, 4700, 5170, 5440, 5984, 6016, 6392, 6800, 7040, 7480, 7520, 7990, 8272, 8789, 8800, 9350, 9400, 10340, 10880, 11968, 12784, 12925, 13600, 14960, 15040, 15980, 16544, 17578, 17600, 18700, 18800, 19975, 20680, 23936, 25568, 25850, 27200, 29920, 30080, 31960, 33088, 35156, 35200, 37400, 37600, 39950, 41360, 43945, 51136, 51700, 54400, 59840, 63920, 66176, 70312, 74800, 75200, 79900, 82720, 87890, 102272, 103400, 119680, 127840, 140624, 149600, 150400, 159800, 165440, 175780, 206800, 219725, 255680, 281248, 299200, 319600, 330880, 351560, 413600, 439450, 511360, 562496, 598400, 639200, 703120, 827200, 878900, 1124992, 1278400, 1406240, 1654400, 1757800, 2556800, 2812480, 3515600, 5624960, 7031200, 14062400, 28124800]

約数ペア:

[(1, 28124800), (2, 14062400), (4, 7031200), (5, 5624960), (8, 3515600), (10, 2812480), (11, 2556800), (16, 1757800), (17, 1654400), (20, 1406240), (22, 1278400), (25, 1124992), (32, 878900), (34, 827200), (40, 703120), (44, 639200), (47, 598400), (50, 562496), (55, 511360), (64, 439450), (68, 413600), (80, 351560), (85, 330880), (88, 319600), (94, 299200), (100, 281248), (110, 255680), (128, 219725), (136, 206800), (160, 175780), (170, 165440), (176, 159800), (187, 150400), (188, 149600), (200, 140624), (220, 127840), (235, 119680), (272, 103400), (275, 102272), (320, 87890), (340, 82720), (352, 79900), (374, 75200), (376, 74800), (400, 70312), (425, 66176), (440, 63920), (470, 59840), (517, 54400), (544, 51700), (550, 51136), (640, 43945), (680, 41360), (704, 39950), (748, 37600), (752, 37400), (799, 35200), (800, 35156), (850, 33088), (880, 31960), (935, 30080), (940, 29920), (1034, 27200), (1088, 25850), (1100, 25568), (1175, 23936), (1360, 20680), (1408, 19975), (1496, 18800), (1504, 18700), (1598, 17600), (1600, 17578), (1700, 16544), (1760, 15980), (1870, 15040), (1880, 14960), (2068, 13600), (2176, 12925), (2200, 12784), (2350, 11968), (2585, 10880), (2720, 10340), (2992, 9400), (3008, 9350), (3196, 8800), (3200, 8789), (3400, 8272), (3520, 7990), (3740, 7520), (3760, 7480), (3995, 7040), (4136, 6800), (4400, 6392), (4675, 6016), (4700, 5984), (5170, 5440)]