64129920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:412

約数の個数: 128

約数和(自身を含む): 206807040

約数和(自身を除く): 142677120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 263, 320, 381, 384, 480, 508, 526, 635, 640, 762, 789, 960, 1016, 1052, 1270, 1315, 1524, 1578, 1905, 1920, 2032, 2104, 2540, 2630, 3048, 3156, 3810, 3945, 4064, 4208, 5080, 5260, 6096, 6312, 7620, 7890, 8128, 8416, 10160, 10520, 12192, 12624, 15240, 15780, 16256, 16832, 20320, 21040, 24384, 25248, 30480, 31560, 33401, 33664, 40640, 42080, 48768, 50496, 60960, 63120, 66802, 81280, 84160, 100203, 100992, 121920, 126240, 133604, 167005, 168320, 200406, 243840, 252480, 267208, 334010, 400812, 501015, 504960, 534416, 668020, 801624, 1002030, 1068832, 1336040, 1603248, 2004060, 2137664, 2672080, 3206496, 4008120, 4275328, 5344160, 6412992, 8016240, 10688320, 12825984, 16032480, 21376640, 32064960, 64129920]

約数ペア:

[(1, 64129920), (2, 32064960), (3, 21376640), (4, 16032480), (5, 12825984), (6, 10688320), (8, 8016240), (10, 6412992), (12, 5344160), (15, 4275328), (16, 4008120), (20, 3206496), (24, 2672080), (30, 2137664), (32, 2004060), (40, 1603248), (48, 1336040), (60, 1068832), (64, 1002030), (80, 801624), (96, 668020), (120, 534416), (127, 504960), (128, 501015), (160, 400812), (192, 334010), (240, 267208), (254, 252480), (263, 243840), (320, 200406), (381, 168320), (384, 167005), (480, 133604), (508, 126240), (526, 121920), (635, 100992), (640, 100203), (762, 84160), (789, 81280), (960, 66802), (1016, 63120), (1052, 60960), (1270, 50496), (1315, 48768), (1524, 42080), (1578, 40640), (1905, 33664), (1920, 33401), (2032, 31560), (2104, 30480), (2540, 25248), (2630, 24384), (3048, 21040), (3156, 20320), (3810, 16832), (3945, 16256), (4064, 15780), (4208, 15240), (5080, 12624), (5260, 12192), (6096, 10520), (6312, 10160), (7620, 8416), (7890, 8128)]