18198400

素因数分解:

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

素因数の和:93

約数の個数: 144

約数和(自身を含む): 50465520

約数和(自身を除く): 32267120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 47, 50, 55, 64, 80, 88, 94, 100, 110, 121, 128, 160, 176, 188, 200, 220, 235, 242, 275, 320, 352, 376, 400, 440, 470, 484, 517, 550, 605, 640, 704, 752, 800, 880, 940, 968, 1034, 1100, 1175, 1210, 1408, 1504, 1600, 1760, 1880, 1936, 2068, 2200, 2350, 2420, 2585, 3008, 3025, 3200, 3520, 3760, 3872, 4136, 4400, 4700, 4840, 5170, 5687, 6016, 6050, 7040, 7520, 7744, 8272, 8800, 9400, 9680, 10340, 11374, 12100, 12925, 15040, 15488, 16544, 17600, 18800, 19360, 20680, 22748, 24200, 25850, 28435, 30080, 33088, 35200, 37600, 38720, 41360, 45496, 48400, 51700, 56870, 66176, 75200, 77440, 82720, 90992, 96800, 103400, 113740, 142175, 150400, 165440, 181984, 193600, 206800, 227480, 284350, 330880, 363968, 387200, 413600, 454960, 568700, 727936, 827200, 909920, 1137400, 1654400, 1819840, 2274800, 3639680, 4549600, 9099200, 18198400]

約数ペア:

[(1, 18198400), (2, 9099200), (4, 4549600), (5, 3639680), (8, 2274800), (10, 1819840), (11, 1654400), (16, 1137400), (20, 909920), (22, 827200), (25, 727936), (32, 568700), (40, 454960), (44, 413600), (47, 387200), (50, 363968), (55, 330880), (64, 284350), (80, 227480), (88, 206800), (94, 193600), (100, 181984), (110, 165440), (121, 150400), (128, 142175), (160, 113740), (176, 103400), (188, 96800), (200, 90992), (220, 82720), (235, 77440), (242, 75200), (275, 66176), (320, 56870), (352, 51700), (376, 48400), (400, 45496), (440, 41360), (470, 38720), (484, 37600), (517, 35200), (550, 33088), (605, 30080), (640, 28435), (704, 25850), (752, 24200), (800, 22748), (880, 20680), (940, 19360), (968, 18800), (1034, 17600), (1100, 16544), (1175, 15488), (1210, 15040), (1408, 12925), (1504, 12100), (1600, 11374), (1760, 10340), (1880, 9680), (1936, 9400), (2068, 8800), (2200, 8272), (2350, 7744), (2420, 7520), (2585, 7040), (3008, 6050), (3025, 6016), (3200, 5687), (3520, 5170), (3760, 4840), (3872, 4700), (4136, 4400)]