138297420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{768319}}^1$

素因数の和:768334

約数の個数: 36

約数和(自身を含む): 419502720

約数和(自身を除く): 281205300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 768319, 1536638, 2304957, 3073276, 3841595, 4609914, 6914871, 7683190, 9219828, 11524785, 13829742, 15366380, 23049570, 27659484, 34574355, 46099140, 69148710, 138297420]

約数ペア:

[(1, 138297420), (2, 69148710), (3, 46099140), (4, 34574355), (5, 27659484), (6, 23049570), (9, 15366380), (10, 13829742), (12, 11524785), (15, 9219828), (18, 7683190), (20, 6914871), (30, 4609914), (36, 3841595), (45, 3073276), (60, 2304957), (90, 1536638), (180, 768319)]