1338989120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2833}}^1$

素因数の和:3068

約数の個数: 112

約数和(自身を含む): 3662525568

約数和(自身を除く): 2323536448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 211, 224, 280, 320, 422, 448, 560, 844, 1055, 1120, 1477, 1688, 2110, 2240, 2833, 2954, 3376, 4220, 5666, 5908, 6752, 7385, 8440, 11332, 11816, 13504, 14165, 14770, 16880, 19831, 22664, 23632, 28330, 29540, 33760, 39662, 45328, 47264, 56660, 59080, 67520, 79324, 90656, 94528, 99155, 113320, 118160, 158648, 181312, 198310, 226640, 236320, 317296, 396620, 453280, 472640, 597763, 634592, 793240, 906560, 1195526, 1269184, 1586480, 2391052, 2988815, 3172960, 4184341, 4782104, 5977630, 6345920, 8368682, 9564208, 11955260, 16737364, 19128416, 20921705, 23910520, 33474728, 38256832, 41843410, 47821040, 66949456, 83686820, 95642080, 133898912, 167373640, 191284160, 267797824, 334747280, 669494560, 1338989120]

約数ペア:

[(1, 1338989120), (2, 669494560), (4, 334747280), (5, 267797824), (7, 191284160), (8, 167373640), (10, 133898912), (14, 95642080), (16, 83686820), (20, 66949456), (28, 47821040), (32, 41843410), (35, 38256832), (40, 33474728), (56, 23910520), (64, 20921705), (70, 19128416), (80, 16737364), (112, 11955260), (140, 9564208), (160, 8368682), (211, 6345920), (224, 5977630), (280, 4782104), (320, 4184341), (422, 3172960), (448, 2988815), (560, 2391052), (844, 1586480), (1055, 1269184), (1120, 1195526), (1477, 906560), (1688, 793240), (2110, 634592), (2240, 597763), (2833, 472640), (2954, 453280), (3376, 396620), (4220, 317296), (5666, 236320), (5908, 226640), (6752, 198310), (7385, 181312), (8440, 158648), (11332, 118160), (11816, 113320), (13504, 99155), (14165, 94528), (14770, 90656), (16880, 79324), (19831, 67520), (22664, 59080), (23632, 56660), (28330, 47264), (29540, 45328), (33760, 39662)]