172955556

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{863}}^1$

素因数の和:1185

約数の個数: 72

約数和(自身を含む): 462309120

約数和(自身を除く): 289353564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 293, 342, 586, 684, 863, 879, 1172, 1726, 1758, 2589, 2637, 3452, 3516, 5178, 5274, 5567, 7767, 10356, 10548, 11134, 15534, 16397, 16701, 22268, 31068, 32794, 33402, 49191, 50103, 65588, 66804, 98382, 100206, 147573, 196764, 200412, 252859, 295146, 505718, 590292, 758577, 1011436, 1517154, 2275731, 3034308, 4551462, 4804321, 9102924, 9608642, 14412963, 19217284, 28825926, 43238889, 57651852, 86477778, 172955556]

約数ペア:

[(1, 172955556), (2, 86477778), (3, 57651852), (4, 43238889), (6, 28825926), (9, 19217284), (12, 14412963), (18, 9608642), (19, 9102924), (36, 4804321), (38, 4551462), (57, 3034308), (76, 2275731), (114, 1517154), (171, 1011436), (228, 758577), (293, 590292), (342, 505718), (586, 295146), (684, 252859), (863, 200412), (879, 196764), (1172, 147573), (1726, 100206), (1758, 98382), (2589, 66804), (2637, 65588), (3452, 50103), (3516, 49191), (5178, 33402), (5274, 32794), (5567, 31068), (7767, 22268), (10356, 16701), (10548, 16397), (11134, 15534)]