80791380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{1223}}^1$

素因数の和:1605

約数の個数: 72

約数和(自身を含む): 245935872

約数和(自身を除く): 165144492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 367, 734, 1101, 1223, 1468, 1835, 2202, 2446, 3303, 3669, 3670, 4404, 4892, 5505, 6115, 6606, 7338, 7340, 11007, 11010, 12230, 13212, 14676, 16515, 18345, 22014, 22020, 24460, 33030, 36690, 44028, 55035, 66060, 73380, 110070, 220140, 448841, 897682, 1346523, 1795364, 2244205, 2693046, 4039569, 4488410, 5386092, 6732615, 8079138, 8976820, 13465230, 16158276, 20197845, 26930460, 40395690, 80791380]

約数ペア:

[(1, 80791380), (2, 40395690), (3, 26930460), (4, 20197845), (5, 16158276), (6, 13465230), (9, 8976820), (10, 8079138), (12, 6732615), (15, 5386092), (18, 4488410), (20, 4039569), (30, 2693046), (36, 2244205), (45, 1795364), (60, 1346523), (90, 897682), (180, 448841), (367, 220140), (734, 110070), (1101, 73380), (1223, 66060), (1468, 55035), (1835, 44028), (2202, 36690), (2446, 33030), (3303, 24460), (3669, 22020), (3670, 22014), (4404, 18345), (4892, 16515), (5505, 14676), (6115, 13212), (6606, 12230), (7338, 11010), (7340, 11007)]