247547280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1031447}}^1$

素因数の和:1031463

約数の個数: 40

約数和(自身を含む): 767397312

約数和(自身を除く): 519850032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1031447, 2062894, 3094341, 4125788, 5157235, 6188682, 8251576, 10314470, 12377364, 15471705, 16503152, 20628940, 24754728, 30943410, 41257880, 49509456, 61886820, 82515760, 123773640, 247547280]

約数ペア:

[(1, 247547280), (2, 123773640), (3, 82515760), (4, 61886820), (5, 49509456), (6, 41257880), (8, 30943410), (10, 24754728), (12, 20628940), (15, 16503152), (16, 15471705), (20, 12377364), (24, 10314470), (30, 8251576), (40, 6188682), (48, 5157235), (60, 4125788), (80, 3094341), (120, 2062894), (240, 1031447)]