120702800

素因数分解:

$2^4\times 5^2\times {\mathrm{373}}^1\times {\mathrm{809}}^1$

素因数の和:1200

約数の個数: 60

約数和(自身を含む): 291125340

約数和(自身を除く): 170422540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 373, 400, 746, 809, 1492, 1618, 1865, 2984, 3236, 3730, 4045, 5968, 6472, 7460, 8090, 9325, 12944, 14920, 16180, 18650, 20225, 29840, 32360, 37300, 40450, 64720, 74600, 80900, 149200, 161800, 301757, 323600, 603514, 1207028, 1508785, 2414056, 3017570, 4828112, 6035140, 7543925, 12070280, 15087850, 24140560, 30175700, 60351400, 120702800]

約数ペア:

[(1, 120702800), (2, 60351400), (4, 30175700), (5, 24140560), (8, 15087850), (10, 12070280), (16, 7543925), (20, 6035140), (25, 4828112), (40, 3017570), (50, 2414056), (80, 1508785), (100, 1207028), (200, 603514), (373, 323600), (400, 301757), (746, 161800), (809, 149200), (1492, 80900), (1618, 74600), (1865, 64720), (2984, 40450), (3236, 37300), (3730, 32360), (4045, 29840), (5968, 20225), (6472, 18650), (7460, 16180), (8090, 14920), (9325, 12944)]