28371456720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{39404801}}^1$

素因数の和:39404820

約数の個数: 60

約数和(自身を含む): 95280811236

約数和(自身を除く): 66909354516

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 39404801, 78809602, 118214403, 157619204, 197024005, 236428806, 315238408, 354643209, 394048010, 472857612, 591072015, 630476816, 709286418, 788096020, 945715224, 1182144030, 1418572836, 1576192040, 1773216045, 1891430448, 2364288060, 2837145672, 3152384080, 3546432090, 4728576120, 5674291344, 7092864180, 9457152240, 14185728360, 28371456720]

約数ペア:

[(1, 28371456720), (2, 14185728360), (3, 9457152240), (4, 7092864180), (5, 5674291344), (6, 4728576120), (8, 3546432090), (9, 3152384080), (10, 2837145672), (12, 2364288060), (15, 1891430448), (16, 1773216045), (18, 1576192040), (20, 1418572836), (24, 1182144030), (30, 945715224), (36, 788096020), (40, 709286418), (45, 630476816), (48, 591072015), (60, 472857612), (72, 394048010), (80, 354643209), (90, 315238408), (120, 236428806), (144, 197024005), (180, 157619204), (240, 118214403), (360, 78809602), (720, 39404801)]