123173460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:707

約数の個数: 120

約数和(自身を含む): 389891040

約数和(自身を除く): 266717580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 139, 162, 180, 270, 278, 324, 405, 417, 540, 547, 556, 695, 810, 834, 1094, 1251, 1390, 1620, 1641, 1668, 2085, 2188, 2502, 2735, 2780, 3282, 3753, 4170, 4923, 5004, 5470, 6255, 6564, 7506, 8205, 8340, 9846, 10940, 11259, 12510, 14769, 15012, 16410, 18765, 19692, 22518, 24615, 25020, 29538, 32820, 37530, 44307, 45036, 49230, 56295, 59076, 73845, 75060, 76033, 88614, 98460, 112590, 147690, 152066, 177228, 221535, 225180, 228099, 295380, 304132, 380165, 443070, 456198, 684297, 760330, 886140, 912396, 1140495, 1368594, 1520660, 2052891, 2280990, 2737188, 3421485, 4105782, 4561980, 6158673, 6842970, 8211564, 10264455, 12317346, 13685940, 20528910, 24634692, 30793365, 41057820, 61586730, 123173460]

約数ペア:

[(1, 123173460), (2, 61586730), (3, 41057820), (4, 30793365), (5, 24634692), (6, 20528910), (9, 13685940), (10, 12317346), (12, 10264455), (15, 8211564), (18, 6842970), (20, 6158673), (27, 4561980), (30, 4105782), (36, 3421485), (45, 2737188), (54, 2280990), (60, 2052891), (81, 1520660), (90, 1368594), (108, 1140495), (135, 912396), (139, 886140), (162, 760330), (180, 684297), (270, 456198), (278, 443070), (324, 380165), (405, 304132), (417, 295380), (540, 228099), (547, 225180), (556, 221535), (695, 177228), (810, 152066), (834, 147690), (1094, 112590), (1251, 98460), (1390, 88614), (1620, 76033), (1641, 75060), (1668, 73845), (2085, 59076), (2188, 56295), (2502, 49230), (2735, 45036), (2780, 44307), (3282, 37530), (3753, 32820), (4170, 29538), (4923, 25020), (5004, 24615), (5470, 22518), (6255, 19692), (6564, 18765), (7506, 16410), (8205, 15012), (8340, 14769), (9846, 12510), (10940, 11259)]