108990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{173}}^1$

素因数の和:193

約数の個数: 48

約数和(自身を含む): 325728

約数和(自身を除く): 216738

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 173, 210, 315, 346, 519, 630, 865, 1038, 1211, 1557, 1730, 2422, 2595, 3114, 3633, 5190, 6055, 7266, 7785, 10899, 12110, 15570, 18165, 21798, 36330, 54495, 108990]

約数ペア:

[(1, 108990), (2, 54495), (3, 36330), (5, 21798), (6, 18165), (7, 15570), (9, 12110), (10, 10899), (14, 7785), (15, 7266), (18, 6055), (21, 5190), (30, 3633), (35, 3114), (42, 2595), (45, 2422), (63, 1730), (70, 1557), (90, 1211), (105, 1038), (126, 865), (173, 630), (210, 519), (315, 346)]