20740800

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:203

約数の個数: 168

約数和(自身を含む): 70866000

約数和(自身を除く): 50125200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 29, 30, 32, 40, 48, 50, 58, 60, 64, 75, 80, 87, 96, 100, 116, 120, 145, 149, 150, 160, 174, 192, 200, 232, 240, 290, 298, 300, 320, 348, 400, 435, 447, 464, 480, 580, 596, 600, 696, 725, 745, 800, 870, 894, 928, 960, 1160, 1192, 1200, 1392, 1450, 1490, 1600, 1740, 1788, 1856, 2175, 2235, 2320, 2384, 2400, 2784, 2900, 2980, 3480, 3576, 3725, 4321, 4350, 4470, 4640, 4768, 4800, 5568, 5800, 5960, 6960, 7152, 7450, 8642, 8700, 8940, 9280, 9536, 11175, 11600, 11920, 12963, 13920, 14304, 14900, 17284, 17400, 17880, 21605, 22350, 23200, 23840, 25926, 27840, 28608, 29800, 34568, 34800, 35760, 43210, 44700, 46400, 47680, 51852, 59600, 64815, 69136, 69600, 71520, 86420, 89400, 103704, 108025, 119200, 129630, 138272, 139200, 143040, 172840, 178800, 207408, 216050, 238400, 259260, 276544, 324075, 345680, 357600, 414816, 432100, 518520, 648150, 691360, 715200, 829632, 864200, 1037040, 1296300, 1382720, 1728400, 2074080, 2592600, 3456800, 4148160, 5185200, 6913600, 10370400, 20740800]

約数ペア:

[(1, 20740800), (2, 10370400), (3, 6913600), (4, 5185200), (5, 4148160), (6, 3456800), (8, 2592600), (10, 2074080), (12, 1728400), (15, 1382720), (16, 1296300), (20, 1037040), (24, 864200), (25, 829632), (29, 715200), (30, 691360), (32, 648150), (40, 518520), (48, 432100), (50, 414816), (58, 357600), (60, 345680), (64, 324075), (75, 276544), (80, 259260), (87, 238400), (96, 216050), (100, 207408), (116, 178800), (120, 172840), (145, 143040), (149, 139200), (150, 138272), (160, 129630), (174, 119200), (192, 108025), (200, 103704), (232, 89400), (240, 86420), (290, 71520), (298, 69600), (300, 69136), (320, 64815), (348, 59600), (400, 51852), (435, 47680), (447, 46400), (464, 44700), (480, 43210), (580, 35760), (596, 34800), (600, 34568), (696, 29800), (725, 28608), (745, 27840), (800, 25926), (870, 23840), (894, 23200), (928, 22350), (960, 21605), (1160, 17880), (1192, 17400), (1200, 17284), (1392, 14900), (1450, 14304), (1490, 13920), (1600, 12963), (1740, 11920), (1788, 11600), (1856, 11175), (2175, 9536), (2235, 9280), (2320, 8940), (2384, 8700), (2400, 8642), (2784, 7450), (2900, 7152), (2980, 6960), (3480, 5960), (3576, 5800), (3725, 5568), (4321, 4800), (4350, 4768), (4470, 4640)]