201680040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{20249}}^1$

素因数の和:20346

約数の個数: 64

約数和(自身を含む): 612360000

約数和(自身を除く): 410679960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3320, 4980, 9960, 20249, 40498, 60747, 80996, 101245, 121494, 161992, 202490, 242988, 303735, 404980, 485976, 607470, 809960, 1214940, 1680667, 2429880, 3361334, 5042001, 6722668, 8403335, 10084002, 13445336, 16806670, 20168004, 25210005, 33613340, 40336008, 50420010, 67226680, 100840020, 201680040]

約数ペア:

[(1, 201680040), (2, 100840020), (3, 67226680), (4, 50420010), (5, 40336008), (6, 33613340), (8, 25210005), (10, 20168004), (12, 16806670), (15, 13445336), (20, 10084002), (24, 8403335), (30, 6722668), (40, 5042001), (60, 3361334), (83, 2429880), (120, 1680667), (166, 1214940), (249, 809960), (332, 607470), (415, 485976), (498, 404980), (664, 303735), (830, 242988), (996, 202490), (1245, 161992), (1660, 121494), (1992, 101245), (2490, 80996), (3320, 60747), (4980, 40498), (9960, 20249)]