157991680

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1$

素因数の和:275

約数の個数: 216

約数和(自身を含む): 482343120

約数和(自身を除く): 324351440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 128, 140, 154, 160, 176, 196, 220, 224, 229, 245, 256, 280, 308, 320, 352, 385, 392, 440, 448, 458, 490, 539, 560, 616, 640, 704, 770, 784, 880, 896, 916, 980, 1078, 1120, 1145, 1232, 1280, 1408, 1540, 1568, 1603, 1760, 1792, 1832, 1960, 2156, 2240, 2290, 2464, 2519, 2695, 2816, 3080, 3136, 3206, 3520, 3664, 3920, 4312, 4480, 4580, 4928, 5038, 5390, 6160, 6272, 6412, 7040, 7328, 7840, 8015, 8624, 8960, 9160, 9856, 10076, 10780, 11221, 12320, 12544, 12595, 12824, 14080, 14656, 15680, 16030, 17248, 17633, 18320, 19712, 20152, 21560, 22442, 24640, 25190, 25648, 29312, 31360, 32060, 34496, 35266, 36640, 40304, 43120, 44884, 49280, 50380, 51296, 56105, 58624, 62720, 64120, 68992, 70532, 73280, 80608, 86240, 88165, 89768, 98560, 100760, 102592, 112210, 123431, 128240, 137984, 141064, 146560, 161216, 172480, 176330, 179536, 201520, 205184, 224420, 246862, 256480, 282128, 293120, 322432, 344960, 352660, 359072, 403040, 410368, 448840, 493724, 512960, 564256, 617155, 644864, 689920, 705320, 718144, 806080, 897680, 987448, 1025920, 1128512, 1234310, 1410640, 1436288, 1612160, 1795360, 1974896, 2051840, 2257024, 2468620, 2821280, 2872576, 3224320, 3590720, 3949792, 4514048, 4937240, 5642560, 7181440, 7899584, 9874480, 11285120, 14362880, 15799168, 19748960, 22570240, 31598336, 39497920, 78995840, 157991680]

約数ペア:

[(1, 157991680), (2, 78995840), (4, 39497920), (5, 31598336), (7, 22570240), (8, 19748960), (10, 15799168), (11, 14362880), (14, 11285120), (16, 9874480), (20, 7899584), (22, 7181440), (28, 5642560), (32, 4937240), (35, 4514048), (40, 3949792), (44, 3590720), (49, 3224320), (55, 2872576), (56, 2821280), (64, 2468620), (70, 2257024), (77, 2051840), (80, 1974896), (88, 1795360), (98, 1612160), (110, 1436288), (112, 1410640), (128, 1234310), (140, 1128512), (154, 1025920), (160, 987448), (176, 897680), (196, 806080), (220, 718144), (224, 705320), (229, 689920), (245, 644864), (256, 617155), (280, 564256), (308, 512960), (320, 493724), (352, 448840), (385, 410368), (392, 403040), (440, 359072), (448, 352660), (458, 344960), (490, 322432), (539, 293120), (560, 282128), (616, 256480), (640, 246862), (704, 224420), (770, 205184), (784, 201520), (880, 179536), (896, 176330), (916, 172480), (980, 161216), (1078, 146560), (1120, 141064), (1145, 137984), (1232, 128240), (1280, 123431), (1408, 112210), (1540, 102592), (1568, 100760), (1603, 98560), (1760, 89768), (1792, 88165), (1832, 86240), (1960, 80608), (2156, 73280), (2240, 70532), (2290, 68992), (2464, 64120), (2519, 62720), (2695, 58624), (2816, 56105), (3080, 51296), (3136, 50380), (3206, 49280), (3520, 44884), (3664, 43120), (3920, 40304), (4312, 36640), (4480, 35266), (4580, 34496), (4928, 32060), (5038, 31360), (5390, 29312), (6160, 25648), (6272, 25190), (6412, 24640), (7040, 22442), (7328, 21560), (7840, 20152), (8015, 19712), (8624, 18320), (8960, 17633), (9160, 17248), (9856, 16030), (10076, 15680), (10780, 14656), (11221, 14080), (12320, 12824), (12544, 12595)]