639243312

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{429599}}^1$

素因数の和:429641

約数の個数: 40

約数和(自身を含む): 1704652800

約数和(自身を除く): 1065409488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 429599, 859198, 1288797, 1718396, 2577594, 3436792, 5155188, 6873584, 10310376, 13317569, 20620752, 26635138, 39952707, 53270276, 79905414, 106540552, 159810828, 213081104, 319621656, 639243312]

約数ペア:

[(1, 639243312), (2, 319621656), (3, 213081104), (4, 159810828), (6, 106540552), (8, 79905414), (12, 53270276), (16, 39952707), (24, 26635138), (31, 20620752), (48, 13317569), (62, 10310376), (93, 6873584), (124, 5155188), (186, 3436792), (248, 2577594), (372, 1718396), (496, 1288797), (744, 859198), (1488, 429599)]