267968000

素因数分解:

$2^9\times 5^3\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 160

約数和(自身を含む): 689420160

約数和(自身を除く): 421452160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 64, 79, 80, 100, 106, 125, 128, 158, 160, 200, 212, 250, 256, 265, 316, 320, 395, 400, 424, 500, 512, 530, 632, 640, 790, 800, 848, 1000, 1060, 1264, 1280, 1325, 1580, 1600, 1696, 1975, 2000, 2120, 2528, 2560, 2650, 3160, 3200, 3392, 3950, 4000, 4187, 4240, 5056, 5300, 6320, 6400, 6625, 6784, 7900, 8000, 8374, 8480, 9875, 10112, 10600, 12640, 12800, 13250, 13568, 15800, 16000, 16748, 16960, 19750, 20224, 20935, 21200, 25280, 26500, 27136, 31600, 32000, 33496, 33920, 39500, 40448, 41870, 42400, 50560, 53000, 63200, 64000, 66992, 67840, 79000, 83740, 84800, 101120, 104675, 106000, 126400, 133984, 135680, 158000, 167480, 169600, 202240, 209350, 212000, 252800, 267968, 316000, 334960, 339200, 418700, 424000, 505600, 523375, 535936, 632000, 669920, 678400, 837400, 848000, 1011200, 1046750, 1071872, 1264000, 1339840, 1674800, 1696000, 2093500, 2143744, 2528000, 2679680, 3349600, 3392000, 4187000, 5056000, 5359360, 6699200, 8374000, 10718720, 13398400, 16748000, 26796800, 33496000, 53593600, 66992000, 133984000, 267968000]

約数ペア:

[(1, 267968000), (2, 133984000), (4, 66992000), (5, 53593600), (8, 33496000), (10, 26796800), (16, 16748000), (20, 13398400), (25, 10718720), (32, 8374000), (40, 6699200), (50, 5359360), (53, 5056000), (64, 4187000), (79, 3392000), (80, 3349600), (100, 2679680), (106, 2528000), (125, 2143744), (128, 2093500), (158, 1696000), (160, 1674800), (200, 1339840), (212, 1264000), (250, 1071872), (256, 1046750), (265, 1011200), (316, 848000), (320, 837400), (395, 678400), (400, 669920), (424, 632000), (500, 535936), (512, 523375), (530, 505600), (632, 424000), (640, 418700), (790, 339200), (800, 334960), (848, 316000), (1000, 267968), (1060, 252800), (1264, 212000), (1280, 209350), (1325, 202240), (1580, 169600), (1600, 167480), (1696, 158000), (1975, 135680), (2000, 133984), (2120, 126400), (2528, 106000), (2560, 104675), (2650, 101120), (3160, 84800), (3200, 83740), (3392, 79000), (3950, 67840), (4000, 66992), (4187, 64000), (4240, 63200), (5056, 53000), (5300, 50560), (6320, 42400), (6400, 41870), (6625, 40448), (6784, 39500), (7900, 33920), (8000, 33496), (8374, 32000), (8480, 31600), (9875, 27136), (10112, 26500), (10600, 25280), (12640, 21200), (12800, 20935), (13250, 20224), (13568, 19750), (15800, 16960), (16000, 16748)]