221417460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{111827}}^1$

素因数の和:111853

約数の個数: 72

約数和(自身を含む): 732697056

約数和(自身を除く): 511279596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 111827, 223654, 335481, 447308, 559135, 670962, 1006443, 1118270, 1230097, 1341924, 1677405, 2012886, 2236540, 2460194, 3354810, 3690291, 4025772, 4920388, 5032215, 6150485, 6709620, 7380582, 10064430, 11070873, 12300970, 14761164, 18451455, 20128860, 22141746, 24601940, 36902910, 44283492, 55354365, 73805820, 110708730, 221417460]

約数ペア:

[(1, 221417460), (2, 110708730), (3, 73805820), (4, 55354365), (5, 44283492), (6, 36902910), (9, 24601940), (10, 22141746), (11, 20128860), (12, 18451455), (15, 14761164), (18, 12300970), (20, 11070873), (22, 10064430), (30, 7380582), (33, 6709620), (36, 6150485), (44, 5032215), (45, 4920388), (55, 4025772), (60, 3690291), (66, 3354810), (90, 2460194), (99, 2236540), (110, 2012886), (132, 1677405), (165, 1341924), (180, 1230097), (198, 1118270), (220, 1006443), (330, 670962), (396, 559135), (495, 447308), (660, 335481), (990, 223654), (1980, 111827)]