201694780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{743}}^1$

素因数の和:1043

約数の個数: 72

約数和(自身を含む): 495155808

約数和(自身を除く): 293461028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 277, 490, 554, 743, 980, 1108, 1385, 1486, 1939, 2770, 2972, 3715, 3878, 5201, 5540, 7430, 7756, 9695, 10402, 13573, 14860, 19390, 20804, 26005, 27146, 36407, 38780, 52010, 54292, 67865, 72814, 104020, 135730, 145628, 182035, 205811, 271460, 364070, 411622, 728140, 823244, 1029055, 1440677, 2058110, 2881354, 4116220, 5762708, 7203385, 10084739, 14406770, 20169478, 28813540, 40338956, 50423695, 100847390, 201694780]

約数ペア:

[(1, 201694780), (2, 100847390), (4, 50423695), (5, 40338956), (7, 28813540), (10, 20169478), (14, 14406770), (20, 10084739), (28, 7203385), (35, 5762708), (49, 4116220), (70, 2881354), (98, 2058110), (140, 1440677), (196, 1029055), (245, 823244), (277, 728140), (490, 411622), (554, 364070), (743, 271460), (980, 205811), (1108, 182035), (1385, 145628), (1486, 135730), (1939, 104020), (2770, 72814), (2972, 67865), (3715, 54292), (3878, 52010), (5201, 38780), (5540, 36407), (7430, 27146), (7756, 26005), (9695, 20804), (10402, 19390), (13573, 14860)]