28645440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{563}}^1$

素因数の和:636

約数の個数: 112

約数和(自身を含む): 92829888

約数和(自身を除く): 64184448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 159, 160, 192, 212, 240, 265, 318, 320, 424, 480, 530, 563, 636, 795, 848, 960, 1060, 1126, 1272, 1590, 1689, 1696, 2120, 2252, 2544, 2815, 3180, 3378, 3392, 4240, 4504, 5088, 5630, 6360, 6756, 8445, 8480, 9008, 10176, 11260, 12720, 13512, 16890, 16960, 18016, 22520, 25440, 27024, 29839, 33780, 36032, 45040, 50880, 54048, 59678, 67560, 89517, 90080, 108096, 119356, 135120, 149195, 179034, 180160, 238712, 270240, 298390, 358068, 447585, 477424, 540480, 596780, 716136, 895170, 954848, 1193560, 1432272, 1790340, 1909696, 2387120, 2864544, 3580680, 4774240, 5729088, 7161360, 9548480, 14322720, 28645440]

約数ペア:

[(1, 28645440), (2, 14322720), (3, 9548480), (4, 7161360), (5, 5729088), (6, 4774240), (8, 3580680), (10, 2864544), (12, 2387120), (15, 1909696), (16, 1790340), (20, 1432272), (24, 1193560), (30, 954848), (32, 895170), (40, 716136), (48, 596780), (53, 540480), (60, 477424), (64, 447585), (80, 358068), (96, 298390), (106, 270240), (120, 238712), (159, 180160), (160, 179034), (192, 149195), (212, 135120), (240, 119356), (265, 108096), (318, 90080), (320, 89517), (424, 67560), (480, 59678), (530, 54048), (563, 50880), (636, 45040), (795, 36032), (848, 33780), (960, 29839), (1060, 27024), (1126, 25440), (1272, 22520), (1590, 18016), (1689, 16960), (1696, 16890), (2120, 13512), (2252, 12720), (2544, 11260), (2815, 10176), (3180, 9008), (3378, 8480), (3392, 8445), (4240, 6756), (4504, 6360), (5088, 5630)]