137280880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2137}}^1$

素因数の和:2234

約数の個数: 80

約数和(自身を含む): 353129184

約数和(自身を除く): 215848304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 73, 80, 88, 110, 146, 176, 220, 292, 365, 440, 584, 730, 803, 880, 1168, 1460, 1606, 2137, 2920, 3212, 4015, 4274, 5840, 6424, 8030, 8548, 10685, 12848, 16060, 17096, 21370, 23507, 32120, 34192, 42740, 47014, 64240, 85480, 94028, 117535, 156001, 170960, 188056, 235070, 312002, 376112, 470140, 624004, 780005, 940280, 1248008, 1560010, 1716011, 1880560, 2496016, 3120020, 3432022, 6240040, 6864044, 8580055, 12480080, 13728088, 17160110, 27456176, 34320220, 68640440, 137280880]

約数ペア:

[(1, 137280880), (2, 68640440), (4, 34320220), (5, 27456176), (8, 17160110), (10, 13728088), (11, 12480080), (16, 8580055), (20, 6864044), (22, 6240040), (40, 3432022), (44, 3120020), (55, 2496016), (73, 1880560), (80, 1716011), (88, 1560010), (110, 1248008), (146, 940280), (176, 780005), (220, 624004), (292, 470140), (365, 376112), (440, 312002), (584, 235070), (730, 188056), (803, 170960), (880, 156001), (1168, 117535), (1460, 94028), (1606, 85480), (2137, 64240), (2920, 47014), (3212, 42740), (4015, 34192), (4274, 32120), (5840, 23507), (6424, 21370), (8030, 17096), (8548, 16060), (10685, 12848)]