70979940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4751}}^1$

素因数の和:4849

約数の個数: 72

約数和(自身を含む): 217945728

約数和(自身を除く): 146965788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2490, 2988, 3735, 4751, 4980, 7470, 9502, 14253, 14940, 19004, 23755, 28506, 42759, 47510, 57012, 71265, 85518, 95020, 142530, 171036, 213795, 285060, 394333, 427590, 788666, 855180, 1182999, 1577332, 1971665, 2365998, 3548997, 3943330, 4731996, 5914995, 7097994, 7886660, 11829990, 14195988, 17744985, 23659980, 35489970, 70979940]

約数ペア:

[(1, 70979940), (2, 35489970), (3, 23659980), (4, 17744985), (5, 14195988), (6, 11829990), (9, 7886660), (10, 7097994), (12, 5914995), (15, 4731996), (18, 3943330), (20, 3548997), (30, 2365998), (36, 1971665), (45, 1577332), (60, 1182999), (83, 855180), (90, 788666), (166, 427590), (180, 394333), (249, 285060), (332, 213795), (415, 171036), (498, 142530), (747, 95020), (830, 85518), (996, 71265), (1245, 57012), (1494, 47510), (1660, 42759), (2490, 28506), (2988, 23755), (3735, 19004), (4751, 14940), (4980, 14253), (7470, 9502)]