72415040

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9839}}^1$

素因数の和:9879

約数の個数: 56

約数和(自身を含む): 179953920

約数和(自身を除く): 107538880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 7360, 9839, 19678, 39356, 49195, 78712, 98390, 157424, 196780, 226297, 314848, 393560, 452594, 629696, 787120, 905188, 1131485, 1574240, 1810376, 2262970, 3148480, 3620752, 4525940, 7241504, 9051880, 14483008, 18103760, 36207520, 72415040]

約数ペア:

[(1, 72415040), (2, 36207520), (4, 18103760), (5, 14483008), (8, 9051880), (10, 7241504), (16, 4525940), (20, 3620752), (23, 3148480), (32, 2262970), (40, 1810376), (46, 1574240), (64, 1131485), (80, 905188), (92, 787120), (115, 629696), (160, 452594), (184, 393560), (230, 314848), (320, 226297), (368, 196780), (460, 157424), (736, 98390), (920, 78712), (1472, 49195), (1840, 39356), (3680, 19678), (7360, 9839)]