320291840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^3\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 176

約数和(自身を含む): 863080704

約数和(自身を除く): 542788864

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 47, 55, 64, 80, 88, 94, 110, 121, 128, 160, 176, 188, 220, 235, 242, 256, 320, 352, 376, 440, 470, 484, 512, 517, 605, 640, 704, 752, 880, 940, 968, 1024, 1034, 1210, 1280, 1331, 1408, 1504, 1760, 1880, 1936, 2068, 2420, 2560, 2585, 2662, 2816, 3008, 3520, 3760, 3872, 4136, 4840, 5120, 5170, 5324, 5632, 5687, 6016, 6655, 7040, 7520, 7744, 8272, 9680, 10340, 10648, 11264, 11374, 12032, 13310, 14080, 15040, 15488, 16544, 19360, 20680, 21296, 22748, 24064, 26620, 28160, 28435, 30080, 30976, 33088, 38720, 41360, 42592, 45496, 48128, 53240, 56320, 56870, 60160, 61952, 62557, 66176, 77440, 82720, 85184, 90992, 106480, 113740, 120320, 123904, 125114, 132352, 154880, 165440, 170368, 181984, 212960, 227480, 240640, 250228, 264704, 309760, 312785, 330880, 340736, 363968, 425920, 454960, 500456, 529408, 619520, 625570, 661760, 681472, 727936, 851840, 909920, 1000912, 1251140, 1323520, 1362944, 1455872, 1703680, 1819840, 2001824, 2502280, 2647040, 2911744, 3407360, 3639680, 4003648, 5004560, 5823488, 6814720, 7279360, 8007296, 10009120, 14558720, 16014592, 20018240, 29117440, 32029184, 40036480, 64058368, 80072960, 160145920, 320291840]

約数ペア:

[(1, 320291840), (2, 160145920), (4, 80072960), (5, 64058368), (8, 40036480), (10, 32029184), (11, 29117440), (16, 20018240), (20, 16014592), (22, 14558720), (32, 10009120), (40, 8007296), (44, 7279360), (47, 6814720), (55, 5823488), (64, 5004560), (80, 4003648), (88, 3639680), (94, 3407360), (110, 2911744), (121, 2647040), (128, 2502280), (160, 2001824), (176, 1819840), (188, 1703680), (220, 1455872), (235, 1362944), (242, 1323520), (256, 1251140), (320, 1000912), (352, 909920), (376, 851840), (440, 727936), (470, 681472), (484, 661760), (512, 625570), (517, 619520), (605, 529408), (640, 500456), (704, 454960), (752, 425920), (880, 363968), (940, 340736), (968, 330880), (1024, 312785), (1034, 309760), (1210, 264704), (1280, 250228), (1331, 240640), (1408, 227480), (1504, 212960), (1760, 181984), (1880, 170368), (1936, 165440), (2068, 154880), (2420, 132352), (2560, 125114), (2585, 123904), (2662, 120320), (2816, 113740), (3008, 106480), (3520, 90992), (3760, 85184), (3872, 82720), (4136, 77440), (4840, 66176), (5120, 62557), (5170, 61952), (5324, 60160), (5632, 56870), (5687, 56320), (6016, 53240), (6655, 48128), (7040, 45496), (7520, 42592), (7744, 41360), (8272, 38720), (9680, 33088), (10340, 30976), (10648, 30080), (11264, 28435), (11374, 28160), (12032, 26620), (13310, 24064), (14080, 22748), (15040, 21296), (15488, 20680), (16544, 19360)]