28057920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2657}}^1$

素因数の和:2688

約数の個数: 112

約数和(自身を含む): 97219008

約数和(自身を除く): 69161088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 440, 480, 528, 660, 704, 880, 960, 1056, 1320, 1760, 2112, 2640, 2657, 3520, 5280, 5314, 7971, 10560, 10628, 13285, 15942, 21256, 26570, 29227, 31884, 39855, 42512, 53140, 58454, 63768, 79710, 85024, 87681, 106280, 116908, 127536, 146135, 159420, 170048, 175362, 212560, 233816, 255072, 292270, 318840, 350724, 425120, 438405, 467632, 510144, 584540, 637680, 701448, 850240, 876810, 935264, 1169080, 1275360, 1402896, 1753620, 1870528, 2338160, 2550720, 2805792, 3507240, 4676320, 5611584, 7014480, 9352640, 14028960, 28057920]

約数ペア:

[(1, 28057920), (2, 14028960), (3, 9352640), (4, 7014480), (5, 5611584), (6, 4676320), (8, 3507240), (10, 2805792), (11, 2550720), (12, 2338160), (15, 1870528), (16, 1753620), (20, 1402896), (22, 1275360), (24, 1169080), (30, 935264), (32, 876810), (33, 850240), (40, 701448), (44, 637680), (48, 584540), (55, 510144), (60, 467632), (64, 438405), (66, 425120), (80, 350724), (88, 318840), (96, 292270), (110, 255072), (120, 233816), (132, 212560), (160, 175362), (165, 170048), (176, 159420), (192, 146135), (220, 127536), (240, 116908), (264, 106280), (320, 87681), (330, 85024), (352, 79710), (440, 63768), (480, 58454), (528, 53140), (660, 42512), (704, 39855), (880, 31884), (960, 29227), (1056, 26570), (1320, 21256), (1760, 15942), (2112, 13285), (2640, 10628), (2657, 10560), (3520, 7971), (5280, 5314)]