9998880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:618

約数の個数: 96

約数和(自身を含む): 32405184

約数和(自身を除く): 22406304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 74, 80, 96, 111, 120, 148, 160, 185, 222, 240, 296, 370, 444, 480, 555, 563, 592, 740, 888, 1110, 1126, 1184, 1480, 1689, 1776, 2220, 2252, 2815, 2960, 3378, 3552, 4440, 4504, 5630, 5920, 6756, 8445, 8880, 9008, 11260, 13512, 16890, 17760, 18016, 20831, 22520, 27024, 33780, 41662, 45040, 54048, 62493, 67560, 83324, 90080, 104155, 124986, 135120, 166648, 208310, 249972, 270240, 312465, 333296, 416620, 499944, 624930, 666592, 833240, 999888, 1249860, 1666480, 1999776, 2499720, 3332960, 4999440, 9998880]

約数ペア:

[(1, 9998880), (2, 4999440), (3, 3332960), (4, 2499720), (5, 1999776), (6, 1666480), (8, 1249860), (10, 999888), (12, 833240), (15, 666592), (16, 624930), (20, 499944), (24, 416620), (30, 333296), (32, 312465), (37, 270240), (40, 249972), (48, 208310), (60, 166648), (74, 135120), (80, 124986), (96, 104155), (111, 90080), (120, 83324), (148, 67560), (160, 62493), (185, 54048), (222, 45040), (240, 41662), (296, 33780), (370, 27024), (444, 22520), (480, 20831), (555, 18016), (563, 17760), (592, 16890), (740, 13512), (888, 11260), (1110, 9008), (1126, 8880), (1184, 8445), (1480, 6756), (1689, 5920), (1776, 5630), (2220, 4504), (2252, 4440), (2815, 3552), (2960, 3378)]