71863680

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{5347}}^1$

素因数の和:5376

約数の個数: 128

約数和(自身を含む): 261838080

約数和(自身を除く): 189974400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 5347, 6720, 10694, 13440, 16041, 21388, 26735, 32082, 37429, 42776, 53470, 64164, 74858, 80205, 85552, 106940, 112287, 128328, 149716, 160410, 171104, 187145, 213880, 224574, 256656, 299432, 320820, 342208, 374290, 427760, 449148, 513312, 561435, 598864, 641640, 684416, 748580, 855520, 898296, 1026624, 1122870, 1197728, 1283280, 1497160, 1711040, 1796592, 2053248, 2245740, 2395456, 2566560, 2994320, 3422080, 3593184, 4491480, 4790912, 5133120, 5988640, 7186368, 8982960, 10266240, 11977280, 14372736, 17965920, 23954560, 35931840, 71863680]

約数ペア:

[(1, 71863680), (2, 35931840), (3, 23954560), (4, 17965920), (5, 14372736), (6, 11977280), (7, 10266240), (8, 8982960), (10, 7186368), (12, 5988640), (14, 5133120), (15, 4790912), (16, 4491480), (20, 3593184), (21, 3422080), (24, 2994320), (28, 2566560), (30, 2395456), (32, 2245740), (35, 2053248), (40, 1796592), (42, 1711040), (48, 1497160), (56, 1283280), (60, 1197728), (64, 1122870), (70, 1026624), (80, 898296), (84, 855520), (96, 748580), (105, 684416), (112, 641640), (120, 598864), (128, 561435), (140, 513312), (160, 449148), (168, 427760), (192, 374290), (210, 342208), (224, 320820), (240, 299432), (280, 256656), (320, 224574), (336, 213880), (384, 187145), (420, 171104), (448, 160410), (480, 149716), (560, 128328), (640, 112287), (672, 106940), (840, 85552), (896, 80205), (960, 74858), (1120, 64164), (1344, 53470), (1680, 42776), (1920, 37429), (2240, 32082), (2688, 26735), (3360, 21388), (4480, 16041), (5347, 13440), (6720, 10694)]