320858496

素因数分解:

$2^7\times 3^4\times 7^1\times {\mathrm{4421}}^1$

素因数の和:4454

約数の個数: 160

約数和(自身を含む): 1091526480

約数和(自身を除く): 770667984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 252, 288, 324, 336, 378, 384, 432, 448, 504, 567, 576, 648, 672, 756, 864, 896, 1008, 1134, 1152, 1296, 1344, 1512, 1728, 2016, 2268, 2592, 2688, 3024, 3456, 4032, 4421, 4536, 5184, 6048, 8064, 8842, 9072, 10368, 12096, 13263, 17684, 18144, 24192, 26526, 30947, 35368, 36288, 39789, 53052, 61894, 70736, 72576, 79578, 92841, 106104, 119367, 123788, 141472, 159156, 185682, 212208, 238734, 247576, 278523, 282944, 318312, 358101, 371364, 424416, 477468, 495152, 557046, 565888, 636624, 716202, 742728, 835569, 848832, 954936, 990304, 1114092, 1273248, 1432404, 1485456, 1671138, 1697664, 1909872, 1980608, 2228184, 2506707, 2546496, 2864808, 2970912, 3342276, 3819744, 3961216, 4456368, 5013414, 5092992, 5729616, 5941824, 6684552, 7639488, 8912736, 10026828, 11459232, 11883648, 13369104, 15278976, 17825472, 20053656, 22918464, 26738208, 35650944, 40107312, 45836928, 53476416, 80214624, 106952832, 160429248, 320858496]

約数ペア:

[(1, 320858496), (2, 160429248), (3, 106952832), (4, 80214624), (6, 53476416), (7, 45836928), (8, 40107312), (9, 35650944), (12, 26738208), (14, 22918464), (16, 20053656), (18, 17825472), (21, 15278976), (24, 13369104), (27, 11883648), (28, 11459232), (32, 10026828), (36, 8912736), (42, 7639488), (48, 6684552), (54, 5941824), (56, 5729616), (63, 5092992), (64, 5013414), (72, 4456368), (81, 3961216), (84, 3819744), (96, 3342276), (108, 2970912), (112, 2864808), (126, 2546496), (128, 2506707), (144, 2228184), (162, 1980608), (168, 1909872), (189, 1697664), (192, 1671138), (216, 1485456), (224, 1432404), (252, 1273248), (288, 1114092), (324, 990304), (336, 954936), (378, 848832), (384, 835569), (432, 742728), (448, 716202), (504, 636624), (567, 565888), (576, 557046), (648, 495152), (672, 477468), (756, 424416), (864, 371364), (896, 358101), (1008, 318312), (1134, 282944), (1152, 278523), (1296, 247576), (1344, 238734), (1512, 212208), (1728, 185682), (2016, 159156), (2268, 141472), (2592, 123788), (2688, 119367), (3024, 106104), (3456, 92841), (4032, 79578), (4421, 72576), (4536, 70736), (5184, 61894), (6048, 53052), (8064, 39789), (8842, 36288), (9072, 35368), (10368, 30947), (12096, 26526), (13263, 24192), (17684, 18144)]