210699520

素因数分解:

$2^8\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1697}}^1$

素因数の和:1815

約数の個数: 72

約数和(自身を含む): 510194664

約数和(自身を除く): 299495144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 256, 320, 388, 485, 640, 776, 970, 1280, 1552, 1697, 1940, 3104, 3394, 3880, 6208, 6788, 7760, 8485, 12416, 13576, 15520, 16970, 24832, 27152, 31040, 33940, 54304, 62080, 67880, 108608, 124160, 135760, 164609, 217216, 271520, 329218, 434432, 543040, 658436, 823045, 1086080, 1316872, 1646090, 2172160, 2633744, 3292180, 5267488, 6584360, 10534976, 13168720, 21069952, 26337440, 42139904, 52674880, 105349760, 210699520]

約数ペア:

[(1, 210699520), (2, 105349760), (4, 52674880), (5, 42139904), (8, 26337440), (10, 21069952), (16, 13168720), (20, 10534976), (32, 6584360), (40, 5267488), (64, 3292180), (80, 2633744), (97, 2172160), (128, 1646090), (160, 1316872), (194, 1086080), (256, 823045), (320, 658436), (388, 543040), (485, 434432), (640, 329218), (776, 271520), (970, 217216), (1280, 164609), (1552, 135760), (1697, 124160), (1940, 108608), (3104, 67880), (3394, 62080), (3880, 54304), (6208, 33940), (6788, 31040), (7760, 27152), (8485, 24832), (12416, 16970), (13576, 15520)]