164765440

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 216

約数和(自身を含む): 478148832

約数和(自身を除く): 313383392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 49, 56, 64, 70, 71, 74, 80, 98, 112, 128, 140, 142, 148, 160, 185, 196, 224, 245, 256, 259, 280, 284, 296, 320, 355, 370, 392, 448, 490, 497, 518, 560, 568, 592, 640, 710, 740, 784, 896, 980, 994, 1036, 1120, 1136, 1184, 1280, 1295, 1420, 1480, 1568, 1792, 1813, 1960, 1988, 2072, 2240, 2272, 2368, 2485, 2590, 2627, 2840, 2960, 3136, 3479, 3626, 3920, 3976, 4144, 4480, 4544, 4736, 4970, 5180, 5254, 5680, 5920, 6272, 6958, 7252, 7840, 7952, 8288, 8960, 9065, 9088, 9472, 9940, 10360, 10508, 11360, 11840, 12544, 13135, 13916, 14504, 15680, 15904, 16576, 17395, 18130, 18176, 18389, 19880, 20720, 21016, 22720, 23680, 26270, 27832, 29008, 31360, 31808, 33152, 34790, 36260, 36778, 39760, 41440, 42032, 45440, 47360, 52540, 55664, 58016, 62720, 63616, 66304, 69580, 72520, 73556, 79520, 82880, 84064, 90880, 91945, 105080, 111328, 116032, 127232, 128723, 139160, 145040, 147112, 159040, 165760, 168128, 183890, 210160, 222656, 232064, 257446, 278320, 290080, 294224, 318080, 331520, 336256, 367780, 420320, 445312, 464128, 514892, 556640, 580160, 588448, 636160, 643615, 672512, 735560, 840640, 890624, 1029784, 1113280, 1160320, 1176896, 1287230, 1471120, 1681280, 2059568, 2226560, 2320640, 2353792, 2574460, 2942240, 3362560, 4119136, 4453120, 4707584, 5148920, 5884480, 8238272, 10297840, 11768960, 16476544, 20595680, 23537920, 32953088, 41191360, 82382720, 164765440]

約数ペア:

[(1, 164765440), (2, 82382720), (4, 41191360), (5, 32953088), (7, 23537920), (8, 20595680), (10, 16476544), (14, 11768960), (16, 10297840), (20, 8238272), (28, 5884480), (32, 5148920), (35, 4707584), (37, 4453120), (40, 4119136), (49, 3362560), (56, 2942240), (64, 2574460), (70, 2353792), (71, 2320640), (74, 2226560), (80, 2059568), (98, 1681280), (112, 1471120), (128, 1287230), (140, 1176896), (142, 1160320), (148, 1113280), (160, 1029784), (185, 890624), (196, 840640), (224, 735560), (245, 672512), (256, 643615), (259, 636160), (280, 588448), (284, 580160), (296, 556640), (320, 514892), (355, 464128), (370, 445312), (392, 420320), (448, 367780), (490, 336256), (497, 331520), (518, 318080), (560, 294224), (568, 290080), (592, 278320), (640, 257446), (710, 232064), (740, 222656), (784, 210160), (896, 183890), (980, 168128), (994, 165760), (1036, 159040), (1120, 147112), (1136, 145040), (1184, 139160), (1280, 128723), (1295, 127232), (1420, 116032), (1480, 111328), (1568, 105080), (1792, 91945), (1813, 90880), (1960, 84064), (1988, 82880), (2072, 79520), (2240, 73556), (2272, 72520), (2368, 69580), (2485, 66304), (2590, 63616), (2627, 62720), (2840, 58016), (2960, 55664), (3136, 52540), (3479, 47360), (3626, 45440), (3920, 42032), (3976, 41440), (4144, 39760), (4480, 36778), (4544, 36260), (4736, 34790), (4970, 33152), (5180, 31808), (5254, 31360), (5680, 29008), (5920, 27832), (6272, 26270), (6958, 23680), (7252, 22720), (7840, 21016), (7952, 20720), (8288, 19880), (8960, 18389), (9065, 18176), (9088, 18130), (9472, 17395), (9940, 16576), (10360, 15904), (10508, 15680), (11360, 14504), (11840, 13916), (12544, 13135)]