220123106

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 414450432

約数和(自身を除く): 194327326

約数列:

[1, 2, 7, 14, 17, 34, 43, 86, 119, 137, 157, 238, 274, 301, 314, 602, 731, 959, 1099, 1462, 1918, 2198, 2329, 2669, 4658, 5117, 5338, 5891, 6751, 10234, 11782, 13502, 16303, 18683, 21509, 32606, 37366, 41237, 43018, 47257, 82474, 94514, 100147, 114767, 150563, 200294, 229534, 301126, 365653, 701029, 731306, 803369, 924887, 1402058, 1606738, 1849774, 2559571, 5119142, 6474209, 12948418, 15723079, 31446158, 110061553, 220123106]

約数ペア:

[(1, 220123106), (2, 110061553), (7, 31446158), (14, 15723079), (17, 12948418), (34, 6474209), (43, 5119142), (86, 2559571), (119, 1849774), (137, 1606738), (157, 1402058), (238, 924887), (274, 803369), (301, 731306), (314, 701029), (602, 365653), (731, 301126), (959, 229534), (1099, 200294), (1462, 150563), (1918, 114767), (2198, 100147), (2329, 94514), (2669, 82474), (4658, 47257), (5117, 43018), (5338, 41237), (5891, 37366), (6751, 32606), (10234, 21509), (11782, 18683), (13502, 16303)]