631907160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{13537}}^1$

素因数の和:13940

約数の個数: 64

約数和(自身を含む): 1900735200

約数和(自身を除く): 1268828040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 389, 778, 1167, 1556, 1945, 2334, 3112, 3890, 4668, 5835, 7780, 9336, 11670, 13537, 15560, 23340, 27074, 40611, 46680, 54148, 67685, 81222, 108296, 135370, 162444, 203055, 270740, 324888, 406110, 541480, 812220, 1624440, 5265893, 10531786, 15797679, 21063572, 26329465, 31595358, 42127144, 52658930, 63190716, 78988395, 105317860, 126381432, 157976790, 210635720, 315953580, 631907160]

約数ペア:

[(1, 631907160), (2, 315953580), (3, 210635720), (4, 157976790), (5, 126381432), (6, 105317860), (8, 78988395), (10, 63190716), (12, 52658930), (15, 42127144), (20, 31595358), (24, 26329465), (30, 21063572), (40, 15797679), (60, 10531786), (120, 5265893), (389, 1624440), (778, 812220), (1167, 541480), (1556, 406110), (1945, 324888), (2334, 270740), (3112, 203055), (3890, 162444), (4668, 135370), (5835, 108296), (7780, 81222), (9336, 67685), (11670, 54148), (13537, 46680), (15560, 40611), (23340, 27074)]