72969420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{19937}}^1$

素因数の和:20010

約数の個数: 48

約数和(自身を含む): 207674208

約数和(自身を除く): 134704788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 19937, 39874, 59811, 79748, 99685, 119622, 199370, 239244, 299055, 398740, 598110, 1196220, 1216157, 2432314, 3648471, 4864628, 6080785, 7296942, 12161570, 14593884, 18242355, 24323140, 36484710, 72969420]

約数ペア:

[(1, 72969420), (2, 36484710), (3, 24323140), (4, 18242355), (5, 14593884), (6, 12161570), (10, 7296942), (12, 6080785), (15, 4864628), (20, 3648471), (30, 2432314), (60, 1216157), (61, 1196220), (122, 598110), (183, 398740), (244, 299055), (305, 239244), (366, 199370), (610, 119622), (732, 99685), (915, 79748), (1220, 59811), (1830, 39874), (3660, 19937)]