220449720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{919}}^1\times {\mathrm{1999}}^1$

素因数の和:2932

約数の個数: 64

約数和(自身を含む): 662400000

約数和(自身を除く): 441950280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 919, 1838, 1999, 2757, 3676, 3998, 4595, 5514, 5997, 7352, 7996, 9190, 9995, 11028, 11994, 13785, 15992, 18380, 19990, 22056, 23988, 27570, 29985, 36760, 39980, 47976, 55140, 59970, 79960, 110280, 119940, 239880, 1837081, 3674162, 5511243, 7348324, 9185405, 11022486, 14696648, 18370810, 22044972, 27556215, 36741620, 44089944, 55112430, 73483240, 110224860, 220449720]

約数ペア:

[(1, 220449720), (2, 110224860), (3, 73483240), (4, 55112430), (5, 44089944), (6, 36741620), (8, 27556215), (10, 22044972), (12, 18370810), (15, 14696648), (20, 11022486), (24, 9185405), (30, 7348324), (40, 5511243), (60, 3674162), (120, 1837081), (919, 239880), (1838, 119940), (1999, 110280), (2757, 79960), (3676, 59970), (3998, 55140), (4595, 47976), (5514, 39980), (5997, 36760), (7352, 29985), (7996, 27570), (9190, 23988), (9995, 22056), (11028, 19990), (11994, 18380), (13785, 15992)]