197185280

素因数分解:

$2^8\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1213}}^1$

素因数の和:1361

約数の個数: 72

約数和(自身を含む): 476431872

約数和(自身を除く): 279246592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 635, 640, 1016, 1213, 1270, 1280, 2032, 2426, 2540, 4064, 4852, 5080, 6065, 8128, 9704, 10160, 12130, 16256, 19408, 20320, 24260, 32512, 38816, 40640, 48520, 77632, 81280, 97040, 154051, 155264, 162560, 194080, 308102, 310528, 388160, 616204, 770255, 776320, 1232408, 1540510, 1552640, 2464816, 3081020, 4929632, 6162040, 9859264, 12324080, 19718528, 24648160, 39437056, 49296320, 98592640, 197185280]

約数ペア:

[(1, 197185280), (2, 98592640), (4, 49296320), (5, 39437056), (8, 24648160), (10, 19718528), (16, 12324080), (20, 9859264), (32, 6162040), (40, 4929632), (64, 3081020), (80, 2464816), (127, 1552640), (128, 1540510), (160, 1232408), (254, 776320), (256, 770255), (320, 616204), (508, 388160), (635, 310528), (640, 308102), (1016, 194080), (1213, 162560), (1270, 155264), (1280, 154051), (2032, 97040), (2426, 81280), (2540, 77632), (4064, 48520), (4852, 40640), (5080, 38816), (6065, 32512), (8128, 24260), (9704, 20320), (10160, 19408), (12130, 16256)]