215835520

素因数分解:

$2^7\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1151}}^1$

素因数の和:1463

約数の個数: 64

約数和(自身を含む): 518192640

約数和(自身を除く): 302357120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 293, 320, 586, 640, 1151, 1172, 1465, 2302, 2344, 2930, 4604, 4688, 5755, 5860, 9208, 9376, 11510, 11720, 18416, 18752, 23020, 23440, 36832, 37504, 46040, 46880, 73664, 92080, 93760, 147328, 184160, 187520, 337243, 368320, 674486, 736640, 1348972, 1686215, 2697944, 3372430, 5395888, 6744860, 10791776, 13489720, 21583552, 26979440, 43167104, 53958880, 107917760, 215835520]

約数ペア:

[(1, 215835520), (2, 107917760), (4, 53958880), (5, 43167104), (8, 26979440), (10, 21583552), (16, 13489720), (20, 10791776), (32, 6744860), (40, 5395888), (64, 3372430), (80, 2697944), (128, 1686215), (160, 1348972), (293, 736640), (320, 674486), (586, 368320), (640, 337243), (1151, 187520), (1172, 184160), (1465, 147328), (2302, 93760), (2344, 92080), (2930, 73664), (4604, 46880), (4688, 46040), (5755, 37504), (5860, 36832), (9208, 23440), (9376, 23020), (11510, 18752), (11720, 18416)]