647806980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3169}}^1\times {\mathrm{3407}}^1$

素因数の和:6588

約数の個数: 48

約数和(自身を含む): 1814964480

約数和(自身を除く): 1167157500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3169, 3407, 6338, 6814, 9507, 10221, 12676, 13628, 15845, 17035, 19014, 20442, 31690, 34070, 38028, 40884, 47535, 51105, 63380, 68140, 95070, 102210, 190140, 204420, 10796783, 21593566, 32390349, 43187132, 53983915, 64780698, 107967830, 129561396, 161951745, 215935660, 323903490, 647806980]

約数ペア:

[(1, 647806980), (2, 323903490), (3, 215935660), (4, 161951745), (5, 129561396), (6, 107967830), (10, 64780698), (12, 53983915), (15, 43187132), (20, 32390349), (30, 21593566), (60, 10796783), (3169, 204420), (3407, 190140), (6338, 102210), (6814, 95070), (9507, 68140), (10221, 63380), (12676, 51105), (13628, 47535), (15845, 40884), (17035, 38028), (19014, 34070), (20442, 31690)]