72405288

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^2\times {\mathrm{1901}}^1$

素因数の和:1959

約数の個数: 72

約数和(自身を含む): 205102170

約数和(自身を除く): 132696882

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 529, 552, 828, 1058, 1587, 1656, 1901, 2116, 3174, 3802, 4232, 4761, 5703, 6348, 7604, 9522, 11406, 12696, 15208, 17109, 19044, 22812, 34218, 38088, 43723, 45624, 68436, 87446, 131169, 136872, 174892, 262338, 349784, 393507, 524676, 787014, 1005629, 1049352, 1574028, 2011258, 3016887, 3148056, 4022516, 6033774, 8045032, 9050661, 12067548, 18101322, 24135096, 36202644, 72405288]

約数ペア:

[(1, 72405288), (2, 36202644), (3, 24135096), (4, 18101322), (6, 12067548), (8, 9050661), (9, 8045032), (12, 6033774), (18, 4022516), (23, 3148056), (24, 3016887), (36, 2011258), (46, 1574028), (69, 1049352), (72, 1005629), (92, 787014), (138, 524676), (184, 393507), (207, 349784), (276, 262338), (414, 174892), (529, 136872), (552, 131169), (828, 87446), (1058, 68436), (1587, 45624), (1656, 43723), (1901, 38088), (2116, 34218), (3174, 22812), (3802, 19044), (4232, 17109), (4761, 15208), (5703, 12696), (6348, 11406), (7604, 9522)]