131666640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{433}}^1$

素因数の和:637

約数の個数: 160

約数和(自身を含む): 470136576

約数和(自身を除く): 338469936

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 181, 210, 240, 280, 336, 362, 420, 433, 543, 560, 724, 840, 866, 905, 1086, 1267, 1299, 1448, 1680, 1732, 1810, 2165, 2172, 2534, 2598, 2715, 2896, 3031, 3464, 3620, 3801, 4330, 4344, 5068, 5196, 5430, 6062, 6335, 6495, 6928, 7240, 7602, 8660, 8688, 9093, 10136, 10392, 10860, 12124, 12670, 12990, 14480, 15155, 15204, 17320, 18186, 19005, 20272, 20784, 21720, 24248, 25340, 25980, 30310, 30408, 34640, 36372, 38010, 43440, 45465, 48496, 50680, 51960, 60620, 60816, 72744, 76020, 78373, 90930, 101360, 103920, 121240, 145488, 152040, 156746, 181860, 235119, 242480, 304080, 313492, 363720, 391865, 470238, 548611, 626984, 727440, 783730, 940476, 1097222, 1175595, 1253968, 1567460, 1645833, 1880952, 2194444, 2351190, 2743055, 3134920, 3291666, 3761904, 4388888, 4702380, 5486110, 6269840, 6583332, 8229165, 8777776, 9404760, 10972220, 13166664, 16458330, 18809520, 21944440, 26333328, 32916660, 43888880, 65833320, 131666640]

約数ペア:

[(1, 131666640), (2, 65833320), (3, 43888880), (4, 32916660), (5, 26333328), (6, 21944440), (7, 18809520), (8, 16458330), (10, 13166664), (12, 10972220), (14, 9404760), (15, 8777776), (16, 8229165), (20, 6583332), (21, 6269840), (24, 5486110), (28, 4702380), (30, 4388888), (35, 3761904), (40, 3291666), (42, 3134920), (48, 2743055), (56, 2351190), (60, 2194444), (70, 1880952), (80, 1645833), (84, 1567460), (105, 1253968), (112, 1175595), (120, 1097222), (140, 940476), (168, 783730), (181, 727440), (210, 626984), (240, 548611), (280, 470238), (336, 391865), (362, 363720), (420, 313492), (433, 304080), (543, 242480), (560, 235119), (724, 181860), (840, 156746), (866, 152040), (905, 145488), (1086, 121240), (1267, 103920), (1299, 101360), (1448, 90930), (1680, 78373), (1732, 76020), (1810, 72744), (2165, 60816), (2172, 60620), (2534, 51960), (2598, 50680), (2715, 48496), (2896, 45465), (3031, 43440), (3464, 38010), (3620, 36372), (3801, 34640), (4330, 30408), (4344, 30310), (5068, 25980), (5196, 25340), (5430, 24248), (6062, 21720), (6335, 20784), (6495, 20272), (6928, 19005), (7240, 18186), (7602, 17320), (8660, 15204), (8688, 15155), (9093, 14480), (10136, 12990), (10392, 12670), (10860, 12124)]