1738808820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1380007}}^1$

素因数の和:1380029

約数の個数: 72

約数和(自身を含む): 6027874944

約数和(自身を除く): 4289066124

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1380007, 2760014, 4140021, 5520028, 6900035, 8280042, 9660049, 12420063, 13800070, 16560084, 19320098, 20700105, 24840126, 27600140, 28980147, 38640196, 41400210, 48300245, 49680252, 57960294, 62100315, 82800420, 86940441, 96600490, 115920588, 124200630, 144900735, 173880882, 193200980, 248401260, 289801470, 347761764, 434702205, 579602940, 869404410, 1738808820]

約数ペア:

[(1, 1738808820), (2, 869404410), (3, 579602940), (4, 434702205), (5, 347761764), (6, 289801470), (7, 248401260), (9, 193200980), (10, 173880882), (12, 144900735), (14, 124200630), (15, 115920588), (18, 96600490), (20, 86940441), (21, 82800420), (28, 62100315), (30, 57960294), (35, 49680252), (36, 48300245), (42, 41400210), (45, 38640196), (60, 28980147), (63, 27600140), (70, 24840126), (84, 20700105), (90, 19320098), (105, 16560084), (126, 13800070), (140, 12420063), (180, 9660049), (210, 8280042), (252, 6900035), (315, 5520028), (420, 4140021), (630, 2760014), (1260, 1380007)]