90064380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{214439}}^1$

素因数の和:214458

約数の個数: 48

約数和(自身を含む): 288207360

約数和(自身を除く): 198142980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 214439, 428878, 643317, 857756, 1072195, 1286634, 1501073, 2144390, 2573268, 3002146, 3216585, 4288780, 4503219, 6004292, 6433170, 7505365, 9006438, 12866340, 15010730, 18012876, 22516095, 30021460, 45032190, 90064380]

約数ペア:

[(1, 90064380), (2, 45032190), (3, 30021460), (4, 22516095), (5, 18012876), (6, 15010730), (7, 12866340), (10, 9006438), (12, 7505365), (14, 6433170), (15, 6004292), (20, 4503219), (21, 4288780), (28, 3216585), (30, 3002146), (35, 2573268), (42, 2144390), (60, 1501073), (70, 1286634), (84, 1072195), (105, 857756), (140, 643317), (210, 428878), (420, 214439)]