201721600

素因数分解:

$2^8\times 5^2\times {\mathrm{43}}^1\times {\mathrm{733}}^1$

素因数の和:802

約数の個数: 108

約数和(自身を含む): 511600936

約数和(自身を除く): 309879336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 128, 160, 172, 200, 215, 256, 320, 344, 400, 430, 640, 688, 733, 800, 860, 1075, 1280, 1376, 1466, 1600, 1720, 2150, 2752, 2932, 3200, 3440, 3665, 4300, 5504, 5864, 6400, 6880, 7330, 8600, 11008, 11728, 13760, 14660, 17200, 18325, 23456, 27520, 29320, 31519, 34400, 36650, 46912, 55040, 58640, 63038, 68800, 73300, 93824, 117280, 126076, 137600, 146600, 157595, 187648, 234560, 252152, 275200, 293200, 315190, 469120, 504304, 586400, 630380, 787975, 938240, 1008608, 1172800, 1260760, 1575950, 2017216, 2345600, 2521520, 3151900, 4034432, 4691200, 5043040, 6303800, 8068864, 10086080, 12607600, 20172160, 25215200, 40344320, 50430400, 100860800, 201721600]

約数ペア:

[(1, 201721600), (2, 100860800), (4, 50430400), (5, 40344320), (8, 25215200), (10, 20172160), (16, 12607600), (20, 10086080), (25, 8068864), (32, 6303800), (40, 5043040), (43, 4691200), (50, 4034432), (64, 3151900), (80, 2521520), (86, 2345600), (100, 2017216), (128, 1575950), (160, 1260760), (172, 1172800), (200, 1008608), (215, 938240), (256, 787975), (320, 630380), (344, 586400), (400, 504304), (430, 469120), (640, 315190), (688, 293200), (733, 275200), (800, 252152), (860, 234560), (1075, 187648), (1280, 157595), (1376, 146600), (1466, 137600), (1600, 126076), (1720, 117280), (2150, 93824), (2752, 73300), (2932, 68800), (3200, 63038), (3440, 58640), (3665, 55040), (4300, 46912), (5504, 36650), (5864, 34400), (6400, 31519), (6880, 29320), (7330, 27520), (8600, 23456), (11008, 18325), (11728, 17200), (13760, 14660)]