194231988

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{647}}^1$

素因数の和:957

約数の個数: 72

約数和(自身を含む): 509483520

約数和(自身を除く): 315251532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 269, 279, 372, 538, 558, 647, 807, 1076, 1116, 1294, 1614, 1941, 2421, 2588, 3228, 3882, 4842, 5823, 7764, 8339, 9684, 11646, 16678, 20057, 23292, 25017, 33356, 40114, 50034, 60171, 75051, 80228, 100068, 120342, 150102, 174043, 180513, 240684, 300204, 348086, 361026, 522129, 696172, 722052, 1044258, 1566387, 2088516, 3132774, 5395333, 6265548, 10790666, 16185999, 21581332, 32371998, 48557997, 64743996, 97115994, 194231988]

約数ペア:

[(1, 194231988), (2, 97115994), (3, 64743996), (4, 48557997), (6, 32371998), (9, 21581332), (12, 16185999), (18, 10790666), (31, 6265548), (36, 5395333), (62, 3132774), (93, 2088516), (124, 1566387), (186, 1044258), (269, 722052), (279, 696172), (372, 522129), (538, 361026), (558, 348086), (647, 300204), (807, 240684), (1076, 180513), (1116, 174043), (1294, 150102), (1614, 120342), (1941, 100068), (2421, 80228), (2588, 75051), (3228, 60171), (3882, 50034), (4842, 40114), (5823, 33356), (7764, 25017), (8339, 23292), (9684, 20057), (11646, 16678)]