220130144

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1831}}^1$

素因数の和:1888

約数の個数: 72

約数和(自身を含む): 496057968

約数和(自身を除く): 275927824

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 289, 416, 442, 544, 578, 884, 1156, 1768, 1831, 2312, 3536, 3662, 3757, 4624, 7072, 7324, 7514, 9248, 14648, 15028, 23803, 29296, 30056, 31127, 47606, 58592, 60112, 62254, 95212, 120224, 124508, 190424, 249016, 380848, 404651, 498032, 529159, 761696, 809302, 996064, 1058318, 1618604, 2116636, 3237208, 4233272, 6474416, 6879067, 8466544, 12948832, 13758134, 16933088, 27516268, 55032536, 110065072, 220130144]

約数ペア:

[(1, 220130144), (2, 110065072), (4, 55032536), (8, 27516268), (13, 16933088), (16, 13758134), (17, 12948832), (26, 8466544), (32, 6879067), (34, 6474416), (52, 4233272), (68, 3237208), (104, 2116636), (136, 1618604), (208, 1058318), (221, 996064), (272, 809302), (289, 761696), (416, 529159), (442, 498032), (544, 404651), (578, 380848), (884, 249016), (1156, 190424), (1768, 124508), (1831, 120224), (2312, 95212), (3536, 62254), (3662, 60112), (3757, 58592), (4624, 47606), (7072, 31127), (7324, 30056), (7514, 29296), (9248, 23803), (14648, 15028)]