138180720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{575753}}^1$

素因数の和:575769

約数の個数: 40

約数和(自身を含む): 428360976

約数和(自身を除く): 290180256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 575753, 1151506, 1727259, 2303012, 2878765, 3454518, 4606024, 5757530, 6909036, 8636295, 9212048, 11515060, 13818072, 17272590, 23030120, 27636144, 34545180, 46060240, 69090360, 138180720]

約数ペア:

[(1, 138180720), (2, 69090360), (3, 46060240), (4, 34545180), (5, 27636144), (6, 23030120), (8, 17272590), (10, 13818072), (12, 11515060), (15, 9212048), (16, 8636295), (20, 6909036), (24, 5757530), (30, 4606024), (40, 3454518), (48, 2878765), (60, 2303012), (80, 1727259), (120, 1151506), (240, 575753)]