140140512

素因数分解:

$2^5\times 3^2\times {\mathrm{431}}^1\times {\mathrm{1129}}^1$

素因数の和:1576

約数の個数: 72

約数和(自身を含む): 399803040

約数和(自身を除く): 259662528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 431, 862, 1129, 1293, 1724, 2258, 2586, 3387, 3448, 3879, 4516, 5172, 6774, 6896, 7758, 9032, 10161, 10344, 13548, 13792, 15516, 18064, 20322, 20688, 27096, 31032, 36128, 40644, 41376, 54192, 62064, 81288, 108384, 124128, 162576, 325152, 486599, 973198, 1459797, 1946396, 2919594, 3892792, 4379391, 5839188, 7785584, 8758782, 11678376, 15571168, 17517564, 23356752, 35035128, 46713504, 70070256, 140140512]

約数ペア:

[(1, 140140512), (2, 70070256), (3, 46713504), (4, 35035128), (6, 23356752), (8, 17517564), (9, 15571168), (12, 11678376), (16, 8758782), (18, 7785584), (24, 5839188), (32, 4379391), (36, 3892792), (48, 2919594), (72, 1946396), (96, 1459797), (144, 973198), (288, 486599), (431, 325152), (862, 162576), (1129, 124128), (1293, 108384), (1724, 81288), (2258, 62064), (2586, 54192), (3387, 41376), (3448, 40644), (3879, 36128), (4516, 31032), (5172, 27096), (6774, 20688), (6896, 20322), (7758, 18064), (9032, 15516), (10161, 13792), (10344, 13548)]