123618180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2213}}^1$

素因数の和:2258

約数の個数: 144

約数和(自身を含む): 424025280

約数和(自身を除く): 300407100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 931, 980, 1140, 1330, 1470, 1596, 1862, 1995, 2213, 2660, 2793, 2940, 3724, 3990, 4426, 4655, 5586, 6639, 7980, 8852, 9310, 11065, 11172, 13278, 13965, 15491, 18620, 22130, 26556, 27930, 30982, 33195, 42047, 44260, 46473, 55860, 61964, 66390, 77455, 84094, 92946, 108437, 126141, 132780, 154910, 168188, 185892, 210235, 216874, 232365, 252282, 294329, 309820, 325311, 420470, 433748, 464730, 504564, 542185, 588658, 630705, 650622, 840940, 882987, 929460, 1084370, 1177316, 1261410, 1301244, 1471645, 1626555, 1765974, 2060303, 2168740, 2522820, 2943290, 3253110, 3531948, 4120606, 4414935, 5886580, 6180909, 6506220, 8241212, 8829870, 10301515, 12361818, 17659740, 20603030, 24723636, 30904545, 41206060, 61809090, 123618180]

約数ペア:

[(1, 123618180), (2, 61809090), (3, 41206060), (4, 30904545), (5, 24723636), (6, 20603030), (7, 17659740), (10, 12361818), (12, 10301515), (14, 8829870), (15, 8241212), (19, 6506220), (20, 6180909), (21, 5886580), (28, 4414935), (30, 4120606), (35, 3531948), (38, 3253110), (42, 2943290), (49, 2522820), (57, 2168740), (60, 2060303), (70, 1765974), (76, 1626555), (84, 1471645), (95, 1301244), (98, 1261410), (105, 1177316), (114, 1084370), (133, 929460), (140, 882987), (147, 840940), (190, 650622), (196, 630705), (210, 588658), (228, 542185), (245, 504564), (266, 464730), (285, 433748), (294, 420470), (380, 325311), (399, 309820), (420, 294329), (490, 252282), (532, 232365), (570, 216874), (588, 210235), (665, 185892), (735, 168188), (798, 154910), (931, 132780), (980, 126141), (1140, 108437), (1330, 92946), (1470, 84094), (1596, 77455), (1862, 66390), (1995, 61964), (2213, 55860), (2660, 46473), (2793, 44260), (2940, 42047), (3724, 33195), (3990, 30982), (4426, 27930), (4655, 26556), (5586, 22130), (6639, 18620), (7980, 15491), (8852, 13965), (9310, 13278), (11065, 11172)]