20191364820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{143629}}^1$

素因数の和:143726

約数の個数: 144

約数和(自身を含む): 67756590720

約数和(自身を除く): 47565225900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 71, 90, 99, 110, 132, 142, 165, 180, 198, 213, 220, 284, 330, 355, 396, 426, 495, 639, 660, 710, 781, 852, 990, 1065, 1278, 1420, 1562, 1980, 2130, 2343, 2556, 3124, 3195, 3905, 4260, 4686, 6390, 7029, 7810, 9372, 11715, 12780, 14058, 15620, 23430, 28116, 35145, 46860, 70290, 140580, 143629, 287258, 430887, 574516, 718145, 861774, 1292661, 1436290, 1579919, 1723548, 2154435, 2585322, 2872580, 3159838, 4308870, 4739757, 5170644, 6319676, 6463305, 7899595, 8617740, 9479514, 10197659, 12926610, 14219271, 15799190, 18959028, 20395318, 23698785, 25853220, 28438542, 30592977, 31598380, 40790636, 47397570, 50988295, 56877084, 61185954, 71096355, 91778931, 94795140, 101976590, 112174249, 122371908, 142192710, 152964885, 183557862, 203953180, 224348498, 284385420, 305929770, 336522747, 367115724, 448696996, 458894655, 560871245, 611859540, 673045494, 917789310, 1009568241, 1121742490, 1346090988, 1682613735, 1835578620, 2019136482, 2243484980, 3365227470, 4038272964, 5047841205, 6730454940, 10095682410, 20191364820]

約数ペア:

[(1, 20191364820), (2, 10095682410), (3, 6730454940), (4, 5047841205), (5, 4038272964), (6, 3365227470), (9, 2243484980), (10, 2019136482), (11, 1835578620), (12, 1682613735), (15, 1346090988), (18, 1121742490), (20, 1009568241), (22, 917789310), (30, 673045494), (33, 611859540), (36, 560871245), (44, 458894655), (45, 448696996), (55, 367115724), (60, 336522747), (66, 305929770), (71, 284385420), (90, 224348498), (99, 203953180), (110, 183557862), (132, 152964885), (142, 142192710), (165, 122371908), (180, 112174249), (198, 101976590), (213, 94795140), (220, 91778931), (284, 71096355), (330, 61185954), (355, 56877084), (396, 50988295), (426, 47397570), (495, 40790636), (639, 31598380), (660, 30592977), (710, 28438542), (781, 25853220), (852, 23698785), (990, 20395318), (1065, 18959028), (1278, 15799190), (1420, 14219271), (1562, 12926610), (1980, 10197659), (2130, 9479514), (2343, 8617740), (2556, 7899595), (3124, 6463305), (3195, 6319676), (3905, 5170644), (4260, 4739757), (4686, 4308870), (6390, 3159838), (7029, 2872580), (7810, 2585322), (9372, 2154435), (11715, 1723548), (12780, 1579919), (14058, 1436290), (15620, 1292661), (23430, 861774), (28116, 718145), (35145, 574516), (46860, 430887), (70290, 287258), (140580, 143629)]