221840320

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53327}}^1$

素因数の和:53357

約数の個数: 56

約数和(自身を含む): 568903104

約数和(自身を除く): 347062784

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 53327, 106654, 213308, 266635, 426616, 533270, 693251, 853232, 1066540, 1386502, 1706464, 2133080, 2773004, 3412928, 3466255, 4266160, 5546008, 6932510, 8532320, 11092016, 13865020, 17064640, 22184032, 27730040, 44368064, 55460080, 110920160, 221840320]

約数ペア:

[(1, 221840320), (2, 110920160), (4, 55460080), (5, 44368064), (8, 27730040), (10, 22184032), (13, 17064640), (16, 13865020), (20, 11092016), (26, 8532320), (32, 6932510), (40, 5546008), (52, 4266160), (64, 3466255), (65, 3412928), (80, 2773004), (104, 2133080), (130, 1706464), (160, 1386502), (208, 1066540), (260, 853232), (320, 693251), (416, 533270), (520, 426616), (832, 266635), (1040, 213308), (2080, 106654), (4160, 53327)]