161584668

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{743}}^1\times {\mathrm{863}}^1$

素因数の和:1623

約数の個数: 72

約数和(自身を含む): 467970048

約数和(自身を除く): 306385380

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 743, 863, 1486, 1726, 2229, 2589, 2972, 3452, 4458, 5178, 5201, 6041, 6687, 7767, 8916, 10356, 10402, 12082, 13374, 15534, 15603, 18123, 20804, 24164, 26748, 31068, 31206, 36246, 46809, 54369, 62412, 72492, 93618, 108738, 187236, 217476, 641209, 1282418, 1923627, 2564836, 3847254, 4488463, 5770881, 7694508, 8976926, 11541762, 13465389, 17953852, 23083524, 26930778, 40396167, 53861556, 80792334, 161584668]

約数ペア:

[(1, 161584668), (2, 80792334), (3, 53861556), (4, 40396167), (6, 26930778), (7, 23083524), (9, 17953852), (12, 13465389), (14, 11541762), (18, 8976926), (21, 7694508), (28, 5770881), (36, 4488463), (42, 3847254), (63, 2564836), (84, 1923627), (126, 1282418), (252, 641209), (743, 217476), (863, 187236), (1486, 108738), (1726, 93618), (2229, 72492), (2589, 62412), (2972, 54369), (3452, 46809), (4458, 36246), (5178, 31206), (5201, 31068), (6041, 26748), (6687, 24164), (7767, 20804), (8916, 18123), (10356, 15603), (10402, 15534), (12082, 13374)]