221325808

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 481219200

約数和(自身を除く): 259893392

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 83, 88, 109, 139, 166, 176, 218, 278, 332, 436, 556, 664, 872, 913, 1112, 1199, 1328, 1529, 1744, 1826, 2224, 2398, 3058, 3652, 4796, 6116, 7304, 9047, 9592, 11537, 12232, 14608, 15151, 18094, 19184, 23074, 24464, 30302, 36188, 46148, 60604, 72376, 92296, 99517, 121208, 126907, 144752, 166661, 184592, 199034, 242416, 253814, 333322, 398068, 507628, 666644, 796136, 1015256, 1257533, 1333288, 1592272, 2030512, 2515066, 2666576, 5030132, 10060264, 13832863, 20120528, 27665726, 55331452, 110662904, 221325808]

約数ペア:

[(1, 221325808), (2, 110662904), (4, 55331452), (8, 27665726), (11, 20120528), (16, 13832863), (22, 10060264), (44, 5030132), (83, 2666576), (88, 2515066), (109, 2030512), (139, 1592272), (166, 1333288), (176, 1257533), (218, 1015256), (278, 796136), (332, 666644), (436, 507628), (556, 398068), (664, 333322), (872, 253814), (913, 242416), (1112, 199034), (1199, 184592), (1328, 166661), (1529, 144752), (1744, 126907), (1826, 121208), (2224, 99517), (2398, 92296), (3058, 72376), (3652, 60604), (4796, 46148), (6116, 36188), (7304, 30302), (9047, 24464), (9592, 23074), (11537, 19184), (12232, 18094), (14608, 15151)]