428028160

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:149

約数の個数: 288

約数和(自身を含む): 1280950272

約数和(自身を除く): 852922112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 56, 62, 64, 67, 70, 80, 92, 112, 115, 124, 128, 134, 140, 155, 160, 161, 184, 217, 224, 230, 248, 256, 268, 280, 310, 320, 322, 335, 368, 434, 448, 460, 469, 496, 536, 560, 620, 640, 644, 670, 713, 736, 805, 868, 896, 920, 938, 992, 1072, 1085, 1120, 1240, 1280, 1288, 1340, 1426, 1472, 1541, 1610, 1736, 1792, 1840, 1876, 1984, 2077, 2144, 2170, 2240, 2345, 2480, 2576, 2680, 2852, 2944, 3082, 3220, 3472, 3565, 3680, 3752, 3968, 4154, 4288, 4340, 4480, 4690, 4960, 4991, 5152, 5360, 5704, 5888, 6164, 6440, 6944, 7130, 7360, 7504, 7705, 7936, 8308, 8576, 8680, 8960, 9380, 9920, 9982, 10304, 10385, 10720, 10787, 11408, 12328, 12880, 13888, 14260, 14539, 14720, 15008, 15410, 16616, 17152, 17360, 18760, 19840, 19964, 20608, 20770, 21440, 21574, 22816, 24656, 24955, 25760, 27776, 28520, 29078, 29440, 30016, 30820, 33232, 34720, 37520, 39680, 39928, 41216, 41540, 42880, 43148, 45632, 47771, 49312, 49910, 51520, 53935, 55552, 57040, 58156, 60032, 61640, 66464, 69440, 72695, 75040, 79856, 83080, 85760, 86296, 91264, 95542, 98624, 99820, 103040, 107870, 114080, 116312, 120064, 123280, 132928, 138880, 145390, 150080, 159712, 166160, 172592, 182528, 191084, 197248, 199640, 206080, 215740, 228160, 232624, 238855, 246560, 265856, 277760, 290780, 300160, 319424, 332320, 334397, 345184, 382168, 394496, 399280, 431480, 456320, 465248, 477710, 493120, 531712, 581560, 600320, 638848, 664640, 668794, 690368, 764336, 798560, 862960, 912640, 930496, 955420, 986240, 1163120, 1277696, 1329280, 1337588, 1380736, 1528672, 1597120, 1671985, 1725920, 1860992, 1910840, 1972480, 2326240, 2658560, 2675176, 2761472, 3057344, 3194240, 3343970, 3451840, 3721984, 3821680, 4652480, 5350352, 6114688, 6388480, 6687940, 6903680, 7643360, 9304960, 10700704, 12229376, 13375880, 13807360, 15286720, 18609920, 21401408, 26751760, 30573440, 42802816, 53503520, 61146880, 85605632, 107007040, 214014080, 428028160]

約数ペア:

[(1, 428028160), (2, 214014080), (4, 107007040), (5, 85605632), (7, 61146880), (8, 53503520), (10, 42802816), (14, 30573440), (16, 26751760), (20, 21401408), (23, 18609920), (28, 15286720), (31, 13807360), (32, 13375880), (35, 12229376), (40, 10700704), (46, 9304960), (56, 7643360), (62, 6903680), (64, 6687940), (67, 6388480), (70, 6114688), (80, 5350352), (92, 4652480), (112, 3821680), (115, 3721984), (124, 3451840), (128, 3343970), (134, 3194240), (140, 3057344), (155, 2761472), (160, 2675176), (161, 2658560), (184, 2326240), (217, 1972480), (224, 1910840), (230, 1860992), (248, 1725920), (256, 1671985), (268, 1597120), (280, 1528672), (310, 1380736), (320, 1337588), (322, 1329280), (335, 1277696), (368, 1163120), (434, 986240), (448, 955420), (460, 930496), (469, 912640), (496, 862960), (536, 798560), (560, 764336), (620, 690368), (640, 668794), (644, 664640), (670, 638848), (713, 600320), (736, 581560), (805, 531712), (868, 493120), (896, 477710), (920, 465248), (938, 456320), (992, 431480), (1072, 399280), (1085, 394496), (1120, 382168), (1240, 345184), (1280, 334397), (1288, 332320), (1340, 319424), (1426, 300160), (1472, 290780), (1541, 277760), (1610, 265856), (1736, 246560), (1792, 238855), (1840, 232624), (1876, 228160), (1984, 215740), (2077, 206080), (2144, 199640), (2170, 197248), (2240, 191084), (2345, 182528), (2480, 172592), (2576, 166160), (2680, 159712), (2852, 150080), (2944, 145390), (3082, 138880), (3220, 132928), (3472, 123280), (3565, 120064), (3680, 116312), (3752, 114080), (3968, 107870), (4154, 103040), (4288, 99820), (4340, 98624), (4480, 95542), (4690, 91264), (4960, 86296), (4991, 85760), (5152, 83080), (5360, 79856), (5704, 75040), (5888, 72695), (6164, 69440), (6440, 66464), (6944, 61640), (7130, 60032), (7360, 58156), (7504, 57040), (7705, 55552), (7936, 53935), (8308, 51520), (8576, 49910), (8680, 49312), (8960, 47771), (9380, 45632), (9920, 43148), (9982, 42880), (10304, 41540), (10385, 41216), (10720, 39928), (10787, 39680), (11408, 37520), (12328, 34720), (12880, 33232), (13888, 30820), (14260, 30016), (14539, 29440), (14720, 29078), (15008, 28520), (15410, 27776), (16616, 25760), (17152, 24955), (17360, 24656), (18760, 22816), (19840, 21574), (19964, 21440), (20608, 20770)]