77611680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{53897}}^1$

素因数の和:53918

約数の個数: 72

約数和(自身を含む): 264854772

約数和(自身を除く): 187243092

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 53897, 107794, 161691, 215588, 269485, 323382, 431176, 485073, 538970, 646764, 808455, 862352, 970146, 1077940, 1293528, 1616910, 1724704, 1940292, 2155880, 2425365, 2587056, 3233820, 3880584, 4311760, 4850730, 5174112, 6467640, 7761168, 8623520, 9701460, 12935280, 15522336, 19402920, 25870560, 38805840, 77611680]

約数ペア:

[(1, 77611680), (2, 38805840), (3, 25870560), (4, 19402920), (5, 15522336), (6, 12935280), (8, 9701460), (9, 8623520), (10, 7761168), (12, 6467640), (15, 5174112), (16, 4850730), (18, 4311760), (20, 3880584), (24, 3233820), (30, 2587056), (32, 2425365), (36, 2155880), (40, 1940292), (45, 1724704), (48, 1616910), (60, 1293528), (72, 1077940), (80, 970146), (90, 862352), (96, 808455), (120, 646764), (144, 538970), (160, 485073), (180, 431176), (240, 323382), (288, 269485), (360, 215588), (480, 161691), (720, 107794), (1440, 53897)]