153687520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19603}}^1$

素因数の和:19632

約数の個数: 72

約数和(自身を含む): 422387784

約数和(自身を除く): 268700264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 19603, 39206, 78412, 98015, 137221, 156824, 196030, 274442, 313648, 392060, 548884, 627296, 686105, 784120, 960547, 1097768, 1372210, 1568240, 1921094, 2195536, 2744420, 3136480, 3842188, 4391072, 4802735, 5488840, 7684376, 9605470, 10977680, 15368752, 19210940, 21955360, 30737504, 38421880, 76843760, 153687520]

約数ペア:

[(1, 153687520), (2, 76843760), (4, 38421880), (5, 30737504), (7, 21955360), (8, 19210940), (10, 15368752), (14, 10977680), (16, 9605470), (20, 7684376), (28, 5488840), (32, 4802735), (35, 4391072), (40, 3842188), (49, 3136480), (56, 2744420), (70, 2195536), (80, 1921094), (98, 1568240), (112, 1372210), (140, 1097768), (160, 960547), (196, 784120), (224, 686105), (245, 627296), (280, 548884), (392, 392060), (490, 313648), (560, 274442), (784, 196030), (980, 156824), (1120, 137221), (1568, 98015), (1960, 78412), (3920, 39206), (7840, 19603)]