172291840

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:143

約数の個数: 216

約数和(自身を含む): 499120272

約数和(自身を除く): 326828432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 64, 67, 70, 80, 82, 98, 112, 128, 134, 140, 160, 164, 196, 205, 224, 245, 256, 268, 280, 287, 320, 328, 335, 392, 410, 448, 469, 490, 536, 560, 574, 640, 656, 670, 784, 820, 896, 938, 980, 1072, 1120, 1148, 1280, 1312, 1340, 1435, 1568, 1640, 1792, 1876, 1960, 2009, 2144, 2240, 2296, 2345, 2624, 2680, 2747, 2870, 3136, 3280, 3283, 3752, 3920, 4018, 4288, 4480, 4592, 4690, 5248, 5360, 5494, 5740, 6272, 6560, 6566, 7504, 7840, 8036, 8576, 8960, 9184, 9380, 10045, 10496, 10720, 10988, 11480, 12544, 13120, 13132, 13735, 15008, 15680, 16072, 16415, 17152, 18368, 18760, 19229, 20090, 21440, 21976, 22960, 26240, 26264, 27470, 30016, 31360, 32144, 32830, 36736, 37520, 38458, 40180, 42880, 43952, 45920, 52480, 52528, 54940, 60032, 62720, 64288, 65660, 73472, 75040, 76916, 80360, 85760, 87904, 91840, 96145, 105056, 109880, 120064, 128576, 131320, 134603, 150080, 153832, 160720, 175808, 183680, 192290, 210112, 219760, 257152, 262640, 269206, 300160, 307664, 321440, 351616, 367360, 384580, 420224, 439520, 514304, 525280, 538412, 600320, 615328, 642880, 673015, 703232, 769160, 840448, 879040, 1050560, 1076824, 1230656, 1285760, 1346030, 1538320, 1758080, 2101120, 2153648, 2461312, 2571520, 2692060, 3076640, 3516160, 4202240, 4307296, 4922624, 5384120, 6153280, 8614592, 10768240, 12306560, 17229184, 21536480, 24613120, 34458368, 43072960, 86145920, 172291840]

約数ペア:

[(1, 172291840), (2, 86145920), (4, 43072960), (5, 34458368), (7, 24613120), (8, 21536480), (10, 17229184), (14, 12306560), (16, 10768240), (20, 8614592), (28, 6153280), (32, 5384120), (35, 4922624), (40, 4307296), (41, 4202240), (49, 3516160), (56, 3076640), (64, 2692060), (67, 2571520), (70, 2461312), (80, 2153648), (82, 2101120), (98, 1758080), (112, 1538320), (128, 1346030), (134, 1285760), (140, 1230656), (160, 1076824), (164, 1050560), (196, 879040), (205, 840448), (224, 769160), (245, 703232), (256, 673015), (268, 642880), (280, 615328), (287, 600320), (320, 538412), (328, 525280), (335, 514304), (392, 439520), (410, 420224), (448, 384580), (469, 367360), (490, 351616), (536, 321440), (560, 307664), (574, 300160), (640, 269206), (656, 262640), (670, 257152), (784, 219760), (820, 210112), (896, 192290), (938, 183680), (980, 175808), (1072, 160720), (1120, 153832), (1148, 150080), (1280, 134603), (1312, 131320), (1340, 128576), (1435, 120064), (1568, 109880), (1640, 105056), (1792, 96145), (1876, 91840), (1960, 87904), (2009, 85760), (2144, 80360), (2240, 76916), (2296, 75040), (2345, 73472), (2624, 65660), (2680, 64288), (2747, 62720), (2870, 60032), (3136, 54940), (3280, 52528), (3283, 52480), (3752, 45920), (3920, 43952), (4018, 42880), (4288, 40180), (4480, 38458), (4592, 37520), (4690, 36736), (5248, 32830), (5360, 32144), (5494, 31360), (5740, 30016), (6272, 27470), (6560, 26264), (6566, 26240), (7504, 22960), (7840, 21976), (8036, 21440), (8576, 20090), (8960, 19229), (9184, 18760), (9380, 18368), (10045, 17152), (10496, 16415), (10720, 16072), (10988, 15680), (11480, 15008), (12544, 13735), (13120, 13132)]