123365340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:297

約数の個数: 216

約数和(自身を含む): 443675232

約数和(自身を除く): 320309892

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 71, 84, 90, 98, 105, 126, 140, 142, 147, 180, 196, 197, 210, 213, 245, 252, 284, 294, 315, 355, 394, 420, 426, 441, 490, 497, 588, 591, 630, 639, 710, 735, 788, 852, 882, 980, 985, 994, 1065, 1182, 1260, 1278, 1379, 1420, 1470, 1491, 1764, 1773, 1970, 1988, 2130, 2205, 2364, 2485, 2556, 2758, 2940, 2955, 2982, 3195, 3479, 3546, 3940, 4137, 4260, 4410, 4473, 4970, 5516, 5910, 5964, 6390, 6895, 6958, 7092, 7455, 8274, 8820, 8865, 8946, 9653, 9940, 10437, 11820, 12411, 12780, 13790, 13916, 13987, 14910, 16548, 17395, 17730, 17892, 19306, 20685, 20874, 22365, 24822, 27580, 27974, 28959, 29820, 31311, 34790, 35460, 38612, 41370, 41748, 41961, 44730, 48265, 49644, 52185, 55948, 57918, 62055, 62622, 69580, 69935, 82740, 83922, 86877, 89460, 96530, 97909, 104370, 115836, 124110, 125244, 125883, 139870, 144795, 156555, 167844, 173754, 193060, 195818, 208740, 209805, 248220, 251766, 279740, 289590, 293727, 313110, 347508, 391636, 419610, 434385, 489545, 503532, 579180, 587454, 626220, 629415, 685363, 839220, 868770, 881181, 979090, 1174908, 1258830, 1370726, 1468635, 1737540, 1762362, 1958180, 2056089, 2517660, 2741452, 2937270, 3426815, 3524724, 4112178, 4405905, 5874540, 6168267, 6853630, 8224356, 8811810, 10280445, 12336534, 13707260, 17623620, 20560890, 24673068, 30841335, 41121780, 61682670, 123365340]

約数ペア:

[(1, 123365340), (2, 61682670), (3, 41121780), (4, 30841335), (5, 24673068), (6, 20560890), (7, 17623620), (9, 13707260), (10, 12336534), (12, 10280445), (14, 8811810), (15, 8224356), (18, 6853630), (20, 6168267), (21, 5874540), (28, 4405905), (30, 4112178), (35, 3524724), (36, 3426815), (42, 2937270), (45, 2741452), (49, 2517660), (60, 2056089), (63, 1958180), (70, 1762362), (71, 1737540), (84, 1468635), (90, 1370726), (98, 1258830), (105, 1174908), (126, 979090), (140, 881181), (142, 868770), (147, 839220), (180, 685363), (196, 629415), (197, 626220), (210, 587454), (213, 579180), (245, 503532), (252, 489545), (284, 434385), (294, 419610), (315, 391636), (355, 347508), (394, 313110), (420, 293727), (426, 289590), (441, 279740), (490, 251766), (497, 248220), (588, 209805), (591, 208740), (630, 195818), (639, 193060), (710, 173754), (735, 167844), (788, 156555), (852, 144795), (882, 139870), (980, 125883), (985, 125244), (994, 124110), (1065, 115836), (1182, 104370), (1260, 97909), (1278, 96530), (1379, 89460), (1420, 86877), (1470, 83922), (1491, 82740), (1764, 69935), (1773, 69580), (1970, 62622), (1988, 62055), (2130, 57918), (2205, 55948), (2364, 52185), (2485, 49644), (2556, 48265), (2758, 44730), (2940, 41961), (2955, 41748), (2982, 41370), (3195, 38612), (3479, 35460), (3546, 34790), (3940, 31311), (4137, 29820), (4260, 28959), (4410, 27974), (4473, 27580), (4970, 24822), (5516, 22365), (5910, 20874), (5964, 20685), (6390, 19306), (6895, 17892), (6958, 17730), (7092, 17395), (7455, 16548), (8274, 14910), (8820, 13987), (8865, 13916), (8946, 13790), (9653, 12780), (9940, 12411), (10437, 11820)]