1908256000

素因数分解:

$2^8\times 5^3\times 7^2\times {\mathrm{1217}}^1$

素因数の和:1262

約数の個数: 216

約数和(自身を含む): 5534363016

約数和(自身を除く): 3626107016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 125, 128, 140, 160, 175, 196, 200, 224, 245, 250, 256, 280, 320, 350, 392, 400, 448, 490, 500, 560, 640, 700, 784, 800, 875, 896, 980, 1000, 1120, 1217, 1225, 1280, 1400, 1568, 1600, 1750, 1792, 1960, 2000, 2240, 2434, 2450, 2800, 3136, 3200, 3500, 3920, 4000, 4480, 4868, 4900, 5600, 6085, 6125, 6272, 6400, 7000, 7840, 8000, 8519, 8960, 9736, 9800, 11200, 12170, 12250, 12544, 14000, 15680, 16000, 17038, 19472, 19600, 22400, 24340, 24500, 28000, 30425, 31360, 32000, 34076, 38944, 39200, 42595, 44800, 48680, 49000, 56000, 59633, 60850, 62720, 68152, 77888, 78400, 85190, 97360, 98000, 112000, 119266, 121700, 136304, 152125, 155776, 156800, 170380, 194720, 196000, 212975, 224000, 238532, 243400, 272608, 298165, 304250, 311552, 313600, 340760, 389440, 392000, 425950, 477064, 486800, 545216, 596330, 608500, 681520, 778880, 784000, 851900, 954128, 973600, 1064875, 1090432, 1192660, 1217000, 1363040, 1490825, 1557760, 1568000, 1703800, 1908256, 1947200, 2129750, 2180864, 2385320, 2434000, 2726080, 2981650, 3407600, 3816512, 3894400, 4259500, 4770640, 4868000, 5452160, 5963300, 6815200, 7454125, 7633024, 7788800, 8519000, 9541280, 9736000, 10904320, 11926600, 13630400, 14908250, 15266048, 17038000, 19082560, 19472000, 23853200, 27260800, 29816500, 34076000, 38165120, 38944000, 47706400, 54521600, 59633000, 68152000, 76330240, 95412800, 119266000, 136304000, 190825600, 238532000, 272608000, 381651200, 477064000, 954128000, 1908256000]

約数ペア:

[(1, 1908256000), (2, 954128000), (4, 477064000), (5, 381651200), (7, 272608000), (8, 238532000), (10, 190825600), (14, 136304000), (16, 119266000), (20, 95412800), (25, 76330240), (28, 68152000), (32, 59633000), (35, 54521600), (40, 47706400), (49, 38944000), (50, 38165120), (56, 34076000), (64, 29816500), (70, 27260800), (80, 23853200), (98, 19472000), (100, 19082560), (112, 17038000), (125, 15266048), (128, 14908250), (140, 13630400), (160, 11926600), (175, 10904320), (196, 9736000), (200, 9541280), (224, 8519000), (245, 7788800), (250, 7633024), (256, 7454125), (280, 6815200), (320, 5963300), (350, 5452160), (392, 4868000), (400, 4770640), (448, 4259500), (490, 3894400), (500, 3816512), (560, 3407600), (640, 2981650), (700, 2726080), (784, 2434000), (800, 2385320), (875, 2180864), (896, 2129750), (980, 1947200), (1000, 1908256), (1120, 1703800), (1217, 1568000), (1225, 1557760), (1280, 1490825), (1400, 1363040), (1568, 1217000), (1600, 1192660), (1750, 1090432), (1792, 1064875), (1960, 973600), (2000, 954128), (2240, 851900), (2434, 784000), (2450, 778880), (2800, 681520), (3136, 608500), (3200, 596330), (3500, 545216), (3920, 486800), (4000, 477064), (4480, 425950), (4868, 392000), (4900, 389440), (5600, 340760), (6085, 313600), (6125, 311552), (6272, 304250), (6400, 298165), (7000, 272608), (7840, 243400), (8000, 238532), (8519, 224000), (8960, 212975), (9736, 196000), (9800, 194720), (11200, 170380), (12170, 156800), (12250, 155776), (12544, 152125), (14000, 136304), (15680, 121700), (16000, 119266), (17038, 112000), (19472, 98000), (19600, 97360), (22400, 85190), (24340, 78400), (24500, 77888), (28000, 68152), (30425, 62720), (31360, 60850), (32000, 59633), (34076, 56000), (38944, 49000), (39200, 48680), (42595, 44800)]