123209190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:179

約数の個数: 192

約数和(自身を含む): 369008640

約数和(自身を除く): 245799450

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 43, 45, 62, 65, 78, 79, 86, 90, 93, 117, 129, 130, 155, 158, 186, 195, 215, 234, 237, 258, 279, 310, 387, 390, 395, 403, 430, 465, 474, 558, 559, 585, 645, 711, 774, 790, 806, 930, 1027, 1118, 1170, 1185, 1209, 1290, 1333, 1395, 1422, 1677, 1935, 2015, 2054, 2370, 2418, 2449, 2666, 2790, 2795, 3081, 3354, 3397, 3555, 3627, 3870, 3999, 4030, 4898, 5031, 5135, 5590, 6045, 6162, 6665, 6794, 7110, 7254, 7347, 7998, 8385, 9243, 10062, 10191, 10270, 11997, 12090, 12245, 13330, 14694, 15405, 16770, 16985, 17329, 18135, 18486, 19995, 20382, 22041, 23994, 24490, 25155, 30573, 30810, 31837, 33970, 34658, 36270, 36735, 39990, 44082, 44161, 46215, 50310, 50955, 51987, 59985, 61146, 63674, 73470, 86645, 88322, 92430, 95511, 101910, 103974, 105307, 110205, 119970, 132483, 152865, 155961, 159185, 173290, 191022, 210614, 220410, 220805, 259935, 264966, 286533, 305730, 311922, 315921, 318370, 397449, 441610, 477555, 519870, 526535, 573066, 631842, 662415, 779805, 794898, 947763, 955110, 1053070, 1324830, 1368991, 1432665, 1559610, 1579605, 1895526, 1987245, 2737982, 2865330, 3159210, 3974490, 4106973, 4738815, 6844955, 8213946, 9477630, 12320919, 13689910, 20534865, 24641838, 41069730, 61604595, 123209190]

約数ペア:

[(1, 123209190), (2, 61604595), (3, 41069730), (5, 24641838), (6, 20534865), (9, 13689910), (10, 12320919), (13, 9477630), (15, 8213946), (18, 6844955), (26, 4738815), (30, 4106973), (31, 3974490), (39, 3159210), (43, 2865330), (45, 2737982), (62, 1987245), (65, 1895526), (78, 1579605), (79, 1559610), (86, 1432665), (90, 1368991), (93, 1324830), (117, 1053070), (129, 955110), (130, 947763), (155, 794898), (158, 779805), (186, 662415), (195, 631842), (215, 573066), (234, 526535), (237, 519870), (258, 477555), (279, 441610), (310, 397449), (387, 318370), (390, 315921), (395, 311922), (403, 305730), (430, 286533), (465, 264966), (474, 259935), (558, 220805), (559, 220410), (585, 210614), (645, 191022), (711, 173290), (774, 159185), (790, 155961), (806, 152865), (930, 132483), (1027, 119970), (1118, 110205), (1170, 105307), (1185, 103974), (1209, 101910), (1290, 95511), (1333, 92430), (1395, 88322), (1422, 86645), (1677, 73470), (1935, 63674), (2015, 61146), (2054, 59985), (2370, 51987), (2418, 50955), (2449, 50310), (2666, 46215), (2790, 44161), (2795, 44082), (3081, 39990), (3354, 36735), (3397, 36270), (3555, 34658), (3627, 33970), (3870, 31837), (3999, 30810), (4030, 30573), (4898, 25155), (5031, 24490), (5135, 23994), (5590, 22041), (6045, 20382), (6162, 19995), (6665, 18486), (6794, 18135), (7110, 17329), (7254, 16985), (7347, 16770), (7998, 15405), (8385, 14694), (9243, 13330), (10062, 12245), (10191, 12090), (10270, 11997)]