90421440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{719}}^1$

素因数の和:870

約数の個数: 112

約数和(自身を含む): 289681920

約数和(自身を除く): 199260480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 131, 160, 192, 240, 262, 320, 393, 480, 524, 655, 719, 786, 960, 1048, 1310, 1438, 1572, 1965, 2096, 2157, 2620, 2876, 3144, 3595, 3930, 4192, 4314, 5240, 5752, 6288, 7190, 7860, 8384, 8628, 10480, 10785, 11504, 12576, 14380, 15720, 17256, 20960, 21570, 23008, 25152, 28760, 31440, 34512, 41920, 43140, 46016, 57520, 62880, 69024, 86280, 94189, 115040, 125760, 138048, 172560, 188378, 230080, 282567, 345120, 376756, 470945, 565134, 690240, 753512, 941890, 1130268, 1412835, 1507024, 1883780, 2260536, 2825670, 3014048, 3767560, 4521072, 5651340, 6028096, 7535120, 9042144, 11302680, 15070240, 18084288, 22605360, 30140480, 45210720, 90421440]

約数ペア:

[(1, 90421440), (2, 45210720), (3, 30140480), (4, 22605360), (5, 18084288), (6, 15070240), (8, 11302680), (10, 9042144), (12, 7535120), (15, 6028096), (16, 5651340), (20, 4521072), (24, 3767560), (30, 3014048), (32, 2825670), (40, 2260536), (48, 1883780), (60, 1507024), (64, 1412835), (80, 1130268), (96, 941890), (120, 753512), (131, 690240), (160, 565134), (192, 470945), (240, 376756), (262, 345120), (320, 282567), (393, 230080), (480, 188378), (524, 172560), (655, 138048), (719, 125760), (786, 115040), (960, 94189), (1048, 86280), (1310, 69024), (1438, 62880), (1572, 57520), (1965, 46016), (2096, 43140), (2157, 41920), (2620, 34512), (2876, 31440), (3144, 28760), (3595, 25152), (3930, 23008), (4192, 21570), (4314, 20960), (5240, 17256), (5752, 15720), (6288, 14380), (7190, 12576), (7860, 11504), (8384, 10785), (8628, 10480)]