641299200

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:419

約数の個数: 216

約数和(自身を含む): 2141196288

約数和(自身を除く): 1499897088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 127, 128, 150, 160, 192, 200, 240, 254, 256, 263, 300, 320, 381, 384, 400, 480, 508, 526, 600, 635, 640, 762, 768, 789, 800, 960, 1016, 1052, 1200, 1270, 1280, 1315, 1524, 1578, 1600, 1905, 1920, 2032, 2104, 2400, 2540, 2630, 3048, 3156, 3175, 3200, 3810, 3840, 3945, 4064, 4208, 4800, 5080, 5260, 6096, 6312, 6350, 6400, 6575, 7620, 7890, 8128, 8416, 9525, 9600, 10160, 10520, 12192, 12624, 12700, 13150, 15240, 15780, 16256, 16832, 19050, 19200, 19725, 20320, 21040, 24384, 25248, 25400, 26300, 30480, 31560, 32512, 33401, 33664, 38100, 39450, 40640, 42080, 48768, 50496, 50800, 52600, 60960, 63120, 66802, 67328, 76200, 78900, 81280, 84160, 97536, 100203, 100992, 101600, 105200, 121920, 126240, 133604, 152400, 157800, 162560, 167005, 168320, 200406, 201984, 203200, 210400, 243840, 252480, 267208, 304800, 315600, 334010, 336640, 400812, 406400, 420800, 487680, 501015, 504960, 534416, 609600, 631200, 668020, 801624, 812800, 835025, 841600, 1002030, 1009920, 1068832, 1219200, 1262400, 1336040, 1603248, 1670050, 1683200, 2004060, 2137664, 2438400, 2505075, 2524800, 2672080, 3206496, 3340100, 4008120, 4275328, 5010150, 5049600, 5344160, 6412992, 6680200, 8016240, 8550656, 10020300, 10688320, 12825984, 13360400, 16032480, 20040600, 21376640, 25651968, 26720800, 32064960, 40081200, 42753280, 53441600, 64129920, 80162400, 106883200, 128259840, 160324800, 213766400, 320649600, 641299200]

約数ペア:

[(1, 641299200), (2, 320649600), (3, 213766400), (4, 160324800), (5, 128259840), (6, 106883200), (8, 80162400), (10, 64129920), (12, 53441600), (15, 42753280), (16, 40081200), (20, 32064960), (24, 26720800), (25, 25651968), (30, 21376640), (32, 20040600), (40, 16032480), (48, 13360400), (50, 12825984), (60, 10688320), (64, 10020300), (75, 8550656), (80, 8016240), (96, 6680200), (100, 6412992), (120, 5344160), (127, 5049600), (128, 5010150), (150, 4275328), (160, 4008120), (192, 3340100), (200, 3206496), (240, 2672080), (254, 2524800), (256, 2505075), (263, 2438400), (300, 2137664), (320, 2004060), (381, 1683200), (384, 1670050), (400, 1603248), (480, 1336040), (508, 1262400), (526, 1219200), (600, 1068832), (635, 1009920), (640, 1002030), (762, 841600), (768, 835025), (789, 812800), (800, 801624), (960, 668020), (1016, 631200), (1052, 609600), (1200, 534416), (1270, 504960), (1280, 501015), (1315, 487680), (1524, 420800), (1578, 406400), (1600, 400812), (1905, 336640), (1920, 334010), (2032, 315600), (2104, 304800), (2400, 267208), (2540, 252480), (2630, 243840), (3048, 210400), (3156, 203200), (3175, 201984), (3200, 200406), (3810, 168320), (3840, 167005), (3945, 162560), (4064, 157800), (4208, 152400), (4800, 133604), (5080, 126240), (5260, 121920), (6096, 105200), (6312, 101600), (6350, 100992), (6400, 100203), (6575, 97536), (7620, 84160), (7890, 81280), (8128, 78900), (8416, 76200), (9525, 67328), (9600, 66802), (10160, 63120), (10520, 60960), (12192, 52600), (12624, 50800), (12700, 50496), (13150, 48768), (15240, 42080), (15780, 40640), (16256, 39450), (16832, 38100), (19050, 33664), (19200, 33401), (19725, 32512), (20320, 31560), (21040, 30480), (24384, 26300), (25248, 25400)]