211013820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{17497}}^1$

素因数の和:17579

約数の個数: 72

約数和(自身を含む): 649665744

約数和(自身を除く): 438651924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 90, 134, 180, 201, 268, 335, 402, 603, 670, 804, 1005, 1206, 1340, 2010, 2412, 3015, 4020, 6030, 12060, 17497, 34994, 52491, 69988, 87485, 104982, 157473, 174970, 209964, 262455, 314946, 349940, 524910, 629892, 787365, 1049820, 1172299, 1574730, 2344598, 3149460, 3516897, 4689196, 5861495, 7033794, 10550691, 11722990, 14067588, 17584485, 21101382, 23445980, 35168970, 42202764, 52753455, 70337940, 105506910, 211013820]

約数ペア:

[(1, 211013820), (2, 105506910), (3, 70337940), (4, 52753455), (5, 42202764), (6, 35168970), (9, 23445980), (10, 21101382), (12, 17584485), (15, 14067588), (18, 11722990), (20, 10550691), (30, 7033794), (36, 5861495), (45, 4689196), (60, 3516897), (67, 3149460), (90, 2344598), (134, 1574730), (180, 1172299), (201, 1049820), (268, 787365), (335, 629892), (402, 524910), (603, 349940), (670, 314946), (804, 262455), (1005, 209964), (1206, 174970), (1340, 157473), (2010, 104982), (2412, 87485), (3015, 69988), (4020, 52491), (6030, 34994), (12060, 17497)]