319370940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{253469}}^1$

素因数の和:253491

約数の個数: 72

約数和(自身を含む): 1107156960

約数和(自身を除く): 787786020

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, 253469, 506938, 760407, 1013876, 1267345, 1520814, 1774283, 2281221, 2534690, 3041628, 3548566, 3802035, 4562442, 5069380, 5322849, 7097132, 7604070, 8871415, 9124884, 10645698, 11406105, 15208140, 15968547, 17742830, 21291396, 22812210, 26614245, 31937094, 35485660, 45624420, 53228490, 63874188, 79842735, 106456980, 159685470, 319370940]

約数ペア:

[(1, 319370940), (2, 159685470), (3, 106456980), (4, 79842735), (5, 63874188), (6, 53228490), (7, 45624420), (9, 35485660), (10, 31937094), (12, 26614245), (14, 22812210), (15, 21291396), (18, 17742830), (20, 15968547), (21, 15208140), (28, 11406105), (30, 10645698), (35, 9124884), (36, 8871415), (42, 7604070), (45, 7097132), (60, 5322849), (63, 5069380), (70, 4562442), (84, 3802035), (90, 3548566), (105, 3041628), (126, 2534690), (140, 2281221), (180, 1774283), (210, 1520814), (252, 1267345), (315, 1013876), (420, 760407), (630, 506938), (1260, 253469)]