156780438

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1009}}^1$

素因数の和:1109

約数の個数: 64

約数和(自身を含む): 349056000

約数和(自身を除く): 192275562

約数列:

[1, 2, 3, 6, 19, 29, 38, 47, 57, 58, 87, 94, 114, 141, 174, 282, 551, 893, 1009, 1102, 1363, 1653, 1786, 2018, 2679, 2726, 3027, 3306, 4089, 5358, 6054, 8178, 19171, 25897, 29261, 38342, 47423, 51794, 57513, 58522, 77691, 87783, 94846, 115026, 142269, 155382, 175566, 284538, 555959, 901037, 1111918, 1375267, 1667877, 1802074, 2703111, 2750534, 3335754, 4125801, 5406222, 8251602, 26130073, 52260146, 78390219, 156780438]

約数ペア:

[(1, 156780438), (2, 78390219), (3, 52260146), (6, 26130073), (19, 8251602), (29, 5406222), (38, 4125801), (47, 3335754), (57, 2750534), (58, 2703111), (87, 1802074), (94, 1667877), (114, 1375267), (141, 1111918), (174, 901037), (282, 555959), (551, 284538), (893, 175566), (1009, 155382), (1102, 142269), (1363, 115026), (1653, 94846), (1786, 87783), (2018, 77691), (2679, 58522), (2726, 57513), (3027, 51794), (3306, 47423), (4089, 38342), (5358, 29261), (6054, 25897), (8178, 19171)]