320795760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1336649}}^1$

素因数の和:1336665

約数の個数: 40

約数和(自身を含む): 994467600

約数和(自身を除く): 673671840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1336649, 2673298, 4009947, 5346596, 6683245, 8019894, 10693192, 13366490, 16039788, 20049735, 21386384, 26732980, 32079576, 40099470, 53465960, 64159152, 80198940, 106931920, 160397880, 320795760]

約数ペア:

[(1, 320795760), (2, 160397880), (3, 106931920), (4, 80198940), (5, 64159152), (6, 53465960), (8, 40099470), (10, 32079576), (12, 26732980), (15, 21386384), (16, 20049735), (20, 16039788), (24, 13366490), (30, 10693192), (40, 8019894), (48, 6683245), (60, 5346596), (80, 4009947), (120, 2673298), (240, 1336649)]