161782560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{112349}}^1$

素因数の和:112370

約数の個数: 72

約数和(自身を含む): 552087900

約数和(自身を除く): 390305340

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, 112349, 224698, 337047, 449396, 561745, 674094, 898792, 1011141, 1123490, 1348188, 1685235, 1797584, 2022282, 2246980, 2696376, 3370470, 3595168, 4044564, 4493960, 5055705, 5392752, 6740940, 8089128, 8987920, 10111410, 10785504, 13481880, 16178256, 17975840, 20222820, 26963760, 32356512, 40445640, 53927520, 80891280, 161782560]

約数ペア:

[(1, 161782560), (2, 80891280), (3, 53927520), (4, 40445640), (5, 32356512), (6, 26963760), (8, 20222820), (9, 17975840), (10, 16178256), (12, 13481880), (15, 10785504), (16, 10111410), (18, 8987920), (20, 8089128), (24, 6740940), (30, 5392752), (32, 5055705), (36, 4493960), (40, 4044564), (45, 3595168), (48, 3370470), (60, 2696376), (72, 2246980), (80, 2022282), (90, 1797584), (96, 1685235), (120, 1348188), (144, 1123490), (160, 1011141), (180, 898792), (240, 674094), (288, 561745), (360, 449396), (480, 337047), (720, 224698), (1440, 112349)]