156891984

素因数分解:

$2^4\times 3^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:468

約数の個数: 80

約数和(自身を含む): 413783040

約数和(自身を除く): 256891056

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 109, 157, 191, 218, 314, 327, 382, 436, 471, 573, 628, 654, 764, 872, 942, 1146, 1256, 1308, 1528, 1744, 1884, 2292, 2512, 2616, 3056, 3768, 4584, 5232, 7536, 9168, 17113, 20819, 29987, 34226, 41638, 51339, 59974, 62457, 68452, 83276, 89961, 102678, 119948, 124914, 136904, 166552, 179922, 205356, 239896, 249828, 273808, 333104, 359844, 410712, 479792, 499656, 719688, 821424, 999312, 1439376, 3268583, 6537166, 9805749, 13074332, 19611498, 26148664, 39222996, 52297328, 78445992, 156891984]

約数ペア:

[(1, 156891984), (2, 78445992), (3, 52297328), (4, 39222996), (6, 26148664), (8, 19611498), (12, 13074332), (16, 9805749), (24, 6537166), (48, 3268583), (109, 1439376), (157, 999312), (191, 821424), (218, 719688), (314, 499656), (327, 479792), (382, 410712), (436, 359844), (471, 333104), (573, 273808), (628, 249828), (654, 239896), (764, 205356), (872, 179922), (942, 166552), (1146, 136904), (1256, 124914), (1308, 119948), (1528, 102678), (1744, 89961), (1884, 83276), (2292, 68452), (2512, 62457), (2616, 59974), (3056, 51339), (3768, 41638), (4584, 34226), (5232, 29987), (7536, 20819), (9168, 17113)]