189988560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{719}}^1$

素因数の和:1105

約数の個数: 120

約数和(自身を含む): 640673280

約数和(自身を除く): 450684720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 367, 719, 720, 734, 1101, 1438, 1468, 1835, 2157, 2202, 2876, 2936, 3303, 3595, 3670, 4314, 4404, 5505, 5752, 5872, 6471, 6606, 7190, 7340, 8628, 8808, 10785, 11010, 11504, 12942, 13212, 14380, 14680, 16515, 17256, 17616, 21570, 22020, 25884, 26424, 28760, 29360, 32355, 33030, 34512, 43140, 44040, 51768, 52848, 57520, 64710, 66060, 86280, 88080, 103536, 129420, 132120, 172560, 258840, 263873, 264240, 517680, 527746, 791619, 1055492, 1319365, 1583238, 2110984, 2374857, 2638730, 3166476, 3958095, 4221968, 4749714, 5277460, 6332952, 7916190, 9499428, 10554920, 11874285, 12665904, 15832380, 18998856, 21109840, 23748570, 31664760, 37997712, 47497140, 63329520, 94994280, 189988560]

約数ペア:

[(1, 189988560), (2, 94994280), (3, 63329520), (4, 47497140), (5, 37997712), (6, 31664760), (8, 23748570), (9, 21109840), (10, 18998856), (12, 15832380), (15, 12665904), (16, 11874285), (18, 10554920), (20, 9499428), (24, 7916190), (30, 6332952), (36, 5277460), (40, 4749714), (45, 4221968), (48, 3958095), (60, 3166476), (72, 2638730), (80, 2374857), (90, 2110984), (120, 1583238), (144, 1319365), (180, 1055492), (240, 791619), (360, 527746), (367, 517680), (719, 264240), (720, 263873), (734, 258840), (1101, 172560), (1438, 132120), (1468, 129420), (1835, 103536), (2157, 88080), (2202, 86280), (2876, 66060), (2936, 64710), (3303, 57520), (3595, 52848), (3670, 51768), (4314, 44040), (4404, 43140), (5505, 34512), (5752, 33030), (5872, 32355), (6471, 29360), (6606, 28760), (7190, 26424), (7340, 25884), (8628, 22020), (8808, 21570), (10785, 17616), (11010, 17256), (11504, 16515), (12942, 14680), (13212, 14380)]