320649600

素因数分解:

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

素因数の和:417

約数の個数: 192

約数和(自身を含む): 1068503040

約数和(自身を除く): 747853440

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, 263, 300, 320, 381, 384, 400, 480, 508, 526, 600, 635, 640, 762, 789, 800, 960, 1016, 1052, 1200, 1270, 1315, 1524, 1578, 1600, 1905, 1920, 2032, 2104, 2400, 2540, 2630, 3048, 3156, 3175, 3200, 3810, 3945, 4064, 4208, 4800, 5080, 5260, 6096, 6312, 6350, 6575, 7620, 7890, 8128, 8416, 9525, 9600, 10160, 10520, 12192, 12624, 12700, 13150, 15240, 15780, 16256, 16832, 19050, 19725, 20320, 21040, 24384, 25248, 25400, 26300, 30480, 31560, 33401, 33664, 38100, 39450, 40640, 42080, 48768, 50496, 50800, 52600, 60960, 63120, 66802, 76200, 78900, 81280, 84160, 100203, 100992, 101600, 105200, 121920, 126240, 133604, 152400, 157800, 167005, 168320, 200406, 203200, 210400, 243840, 252480, 267208, 304800, 315600, 334010, 400812, 406400, 420800, 501015, 504960, 534416, 609600, 631200, 668020, 801624, 835025, 841600, 1002030, 1068832, 1219200, 1262400, 1336040, 1603248, 1670050, 2004060, 2137664, 2505075, 2524800, 2672080, 3206496, 3340100, 4008120, 4275328, 5010150, 5344160, 6412992, 6680200, 8016240, 10020300, 10688320, 12825984, 13360400, 16032480, 20040600, 21376640, 26720800, 32064960, 40081200, 53441600, 64129920, 80162400, 106883200, 160324800, 320649600]

約数ペア:

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