61140720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{254753}}^1$

素因数の和:254769

約数の個数: 40

約数和(自身を含む): 189536976

約数和(自身を除く): 128396256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 254753, 509506, 764259, 1019012, 1273765, 1528518, 2038024, 2547530, 3057036, 3821295, 4076048, 5095060, 6114072, 7642590, 10190120, 12228144, 15285180, 20380240, 30570360, 61140720]

約数ペア:

[(1, 61140720), (2, 30570360), (3, 20380240), (4, 15285180), (5, 12228144), (6, 10190120), (8, 7642590), (10, 6114072), (12, 5095060), (15, 4076048), (16, 3821295), (20, 3057036), (24, 2547530), (30, 2038024), (40, 1528518), (48, 1273765), (60, 1019012), (80, 764259), (120, 509506), (240, 254753)]