28011120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{919}}^1$

素因数の和:1062

約数の個数: 80

約数和(自身を含む): 87613440

約数和(自身を除く): 59602320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 127, 240, 254, 381, 508, 635, 762, 919, 1016, 1270, 1524, 1838, 1905, 2032, 2540, 2757, 3048, 3676, 3810, 4595, 5080, 5514, 6096, 7352, 7620, 9190, 10160, 11028, 13785, 14704, 15240, 18380, 22056, 27570, 30480, 36760, 44112, 55140, 73520, 110280, 116713, 220560, 233426, 350139, 466852, 583565, 700278, 933704, 1167130, 1400556, 1750695, 1867408, 2334260, 2801112, 3501390, 4668520, 5602224, 7002780, 9337040, 14005560, 28011120]

約数ペア:

[(1, 28011120), (2, 14005560), (3, 9337040), (4, 7002780), (5, 5602224), (6, 4668520), (8, 3501390), (10, 2801112), (12, 2334260), (15, 1867408), (16, 1750695), (20, 1400556), (24, 1167130), (30, 933704), (40, 700278), (48, 583565), (60, 466852), (80, 350139), (120, 233426), (127, 220560), (240, 116713), (254, 110280), (381, 73520), (508, 55140), (635, 44112), (762, 36760), (919, 30480), (1016, 27570), (1270, 22056), (1524, 18380), (1838, 15240), (1905, 14704), (2032, 13785), (2540, 11028), (2757, 10160), (3048, 9190), (3676, 7620), (3810, 7352), (4595, 6096), (5080, 5514)]