171358720

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:326

約数の個数: 160

約数和(自身を含む): 467470080

約数和(自身を除く): 296111360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 256, 260, 271, 304, 320, 380, 416, 494, 512, 520, 542, 608, 640, 760, 832, 988, 1040, 1084, 1216, 1235, 1280, 1355, 1520, 1664, 1976, 2080, 2168, 2432, 2470, 2560, 2710, 3040, 3328, 3523, 3952, 4160, 4336, 4864, 4940, 5149, 5420, 6080, 6656, 7046, 7904, 8320, 8672, 9728, 9880, 10298, 10840, 12160, 14092, 15808, 16640, 17344, 17615, 19760, 20596, 21680, 24320, 25745, 28184, 31616, 33280, 34688, 35230, 39520, 41192, 43360, 48640, 51490, 56368, 63232, 66937, 69376, 70460, 79040, 82384, 86720, 102980, 112736, 126464, 133874, 138752, 140920, 158080, 164768, 173440, 205960, 225472, 267748, 281840, 316160, 329536, 334685, 346880, 411920, 450944, 535496, 563680, 632320, 659072, 669370, 693760, 823840, 901888, 1070992, 1127360, 1318144, 1338740, 1647680, 1803776, 2141984, 2254720, 2636288, 2677480, 3295360, 4283968, 4509440, 5354960, 6590720, 8567936, 9018880, 10709920, 13181440, 17135872, 21419840, 34271744, 42839680, 85679360, 171358720]

約数ペア:

[(1, 171358720), (2, 85679360), (4, 42839680), (5, 34271744), (8, 21419840), (10, 17135872), (13, 13181440), (16, 10709920), (19, 9018880), (20, 8567936), (26, 6590720), (32, 5354960), (38, 4509440), (40, 4283968), (52, 3295360), (64, 2677480), (65, 2636288), (76, 2254720), (80, 2141984), (95, 1803776), (104, 1647680), (128, 1338740), (130, 1318144), (152, 1127360), (160, 1070992), (190, 901888), (208, 823840), (247, 693760), (256, 669370), (260, 659072), (271, 632320), (304, 563680), (320, 535496), (380, 450944), (416, 411920), (494, 346880), (512, 334685), (520, 329536), (542, 316160), (608, 281840), (640, 267748), (760, 225472), (832, 205960), (988, 173440), (1040, 164768), (1084, 158080), (1216, 140920), (1235, 138752), (1280, 133874), (1355, 126464), (1520, 112736), (1664, 102980), (1976, 86720), (2080, 82384), (2168, 79040), (2432, 70460), (2470, 69376), (2560, 66937), (2710, 63232), (3040, 56368), (3328, 51490), (3523, 48640), (3952, 43360), (4160, 41192), (4336, 39520), (4864, 35230), (4940, 34688), (5149, 33280), (5420, 31616), (6080, 28184), (6656, 25745), (7046, 24320), (7904, 21680), (8320, 20596), (8672, 19760), (9728, 17615), (9880, 17344), (10298, 16640), (10840, 15808), (12160, 14092)]