318809880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12473}}^1$

素因数の和:12561

約数の個数: 96

約数和(自身を含む): 1050809760

約数和(自身を除く): 731999880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 568, 639, 710, 852, 1065, 1278, 1420, 1704, 2130, 2556, 2840, 3195, 4260, 5112, 6390, 8520, 12473, 12780, 24946, 25560, 37419, 49892, 62365, 74838, 99784, 112257, 124730, 149676, 187095, 224514, 249460, 299352, 374190, 449028, 498920, 561285, 748380, 885583, 898056, 1122570, 1496760, 1771166, 2245140, 2656749, 3542332, 4427915, 4490280, 5313498, 7084664, 7970247, 8855830, 10626996, 13283745, 15940494, 17711660, 21253992, 26567490, 31880988, 35423320, 39851235, 53134980, 63761976, 79702470, 106269960, 159404940, 318809880]

約数ペア:

[(1, 318809880), (2, 159404940), (3, 106269960), (4, 79702470), (5, 63761976), (6, 53134980), (8, 39851235), (9, 35423320), (10, 31880988), (12, 26567490), (15, 21253992), (18, 17711660), (20, 15940494), (24, 13283745), (30, 10626996), (36, 8855830), (40, 7970247), (45, 7084664), (60, 5313498), (71, 4490280), (72, 4427915), (90, 3542332), (120, 2656749), (142, 2245140), (180, 1771166), (213, 1496760), (284, 1122570), (355, 898056), (360, 885583), (426, 748380), (568, 561285), (639, 498920), (710, 449028), (852, 374190), (1065, 299352), (1278, 249460), (1420, 224514), (1704, 187095), (2130, 149676), (2556, 124730), (2840, 112257), (3195, 99784), (4260, 74838), (5112, 62365), (6390, 49892), (8520, 37419), (12473, 25560), (12780, 24946)]