138296520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{384157}}^1$

素因数の和:384174

約数の個数: 48

約数和(自身を含む): 449464860

約数和(自身を除く): 311168340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 384157, 768314, 1152471, 1536628, 1920785, 2304942, 3073256, 3457413, 3841570, 4609884, 5762355, 6914826, 7683140, 9219768, 11524710, 13829652, 15366280, 17287065, 23049420, 27659304, 34574130, 46098840, 69148260, 138296520]

約数ペア:

[(1, 138296520), (2, 69148260), (3, 46098840), (4, 34574130), (5, 27659304), (6, 23049420), (8, 17287065), (9, 15366280), (10, 13829652), (12, 11524710), (15, 9219768), (18, 7683140), (20, 6914826), (24, 5762355), (30, 4609884), (36, 3841570), (40, 3457413), (45, 3073256), (60, 2304942), (72, 1920785), (90, 1536628), (120, 1152471), (180, 768314), (360, 384157)]