161931636

素因数分解:

$2^2\times 3^4\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:315

約数の個数: 120

約数和(自身を含む): 442743840

約数和(自身を除く): 280812204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 59, 81, 86, 108, 118, 129, 162, 172, 177, 197, 236, 258, 324, 354, 387, 394, 516, 531, 591, 708, 774, 788, 1062, 1161, 1182, 1548, 1593, 1773, 2124, 2322, 2364, 2537, 3186, 3483, 3546, 4644, 4779, 5074, 5319, 6372, 6966, 7092, 7611, 8471, 9558, 10148, 10638, 11623, 13932, 15222, 15957, 16942, 19116, 21276, 22833, 23246, 25413, 30444, 31914, 33884, 34869, 45666, 46492, 50826, 63828, 68499, 69738, 76239, 91332, 101652, 104607, 136998, 139476, 152478, 205497, 209214, 228717, 273996, 304956, 313821, 410994, 418428, 457434, 499789, 627642, 686151, 821988, 914868, 941463, 999578, 1255284, 1372302, 1499367, 1882926, 1999156, 2744604, 2998734, 3765852, 4498101, 5997468, 8996202, 13494303, 17992404, 26988606, 40482909, 53977212, 80965818, 161931636]

約数ペア:

[(1, 161931636), (2, 80965818), (3, 53977212), (4, 40482909), (6, 26988606), (9, 17992404), (12, 13494303), (18, 8996202), (27, 5997468), (36, 4498101), (43, 3765852), (54, 2998734), (59, 2744604), (81, 1999156), (86, 1882926), (108, 1499367), (118, 1372302), (129, 1255284), (162, 999578), (172, 941463), (177, 914868), (197, 821988), (236, 686151), (258, 627642), (324, 499789), (354, 457434), (387, 418428), (394, 410994), (516, 313821), (531, 304956), (591, 273996), (708, 228717), (774, 209214), (788, 205497), (1062, 152478), (1161, 139476), (1182, 136998), (1548, 104607), (1593, 101652), (1773, 91332), (2124, 76239), (2322, 69738), (2364, 68499), (2537, 63828), (3186, 50826), (3483, 46492), (3546, 45666), (4644, 34869), (4779, 33884), (5074, 31914), (5319, 30444), (6372, 25413), (6966, 23246), (7092, 22833), (7611, 21276), (8471, 19116), (9558, 16942), (10148, 15957), (10638, 15222), (11623, 13932)]