121231800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1433}}^1$

素因数の和:1502

約数の個数: 144

約数和(自身を含む): 416089440

約数和(自身を除く): 294857640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 47, 50, 60, 72, 75, 90, 94, 100, 120, 141, 150, 180, 188, 200, 225, 235, 282, 300, 360, 376, 423, 450, 470, 564, 600, 705, 846, 900, 940, 1128, 1175, 1410, 1433, 1692, 1800, 1880, 2115, 2350, 2820, 2866, 3384, 3525, 4230, 4299, 4700, 5640, 5732, 7050, 7165, 8460, 8598, 9400, 10575, 11464, 12897, 14100, 14330, 16920, 17196, 21150, 21495, 25794, 28200, 28660, 34392, 35825, 42300, 42990, 51588, 57320, 64485, 67351, 71650, 84600, 85980, 103176, 107475, 128970, 134702, 143300, 171960, 202053, 214950, 257940, 269404, 286600, 322425, 336755, 404106, 429900, 515880, 538808, 606159, 644850, 673510, 808212, 859800, 1010265, 1212318, 1289700, 1347020, 1616424, 1683775, 2020530, 2424636, 2579400, 2694040, 3030795, 3367550, 4041060, 4849272, 5051325, 6061590, 6735100, 8082120, 10102650, 12123180, 13470200, 15153975, 20205300, 24246360, 30307950, 40410600, 60615900, 121231800]

約数ペア:

[(1, 121231800), (2, 60615900), (3, 40410600), (4, 30307950), (5, 24246360), (6, 20205300), (8, 15153975), (9, 13470200), (10, 12123180), (12, 10102650), (15, 8082120), (18, 6735100), (20, 6061590), (24, 5051325), (25, 4849272), (30, 4041060), (36, 3367550), (40, 3030795), (45, 2694040), (47, 2579400), (50, 2424636), (60, 2020530), (72, 1683775), (75, 1616424), (90, 1347020), (94, 1289700), (100, 1212318), (120, 1010265), (141, 859800), (150, 808212), (180, 673510), (188, 644850), (200, 606159), (225, 538808), (235, 515880), (282, 429900), (300, 404106), (360, 336755), (376, 322425), (423, 286600), (450, 269404), (470, 257940), (564, 214950), (600, 202053), (705, 171960), (846, 143300), (900, 134702), (940, 128970), (1128, 107475), (1175, 103176), (1410, 85980), (1433, 84600), (1692, 71650), (1800, 67351), (1880, 64485), (2115, 57320), (2350, 51588), (2820, 42990), (2866, 42300), (3384, 35825), (3525, 34392), (4230, 28660), (4299, 28200), (4700, 25794), (5640, 21495), (5732, 21150), (7050, 17196), (7165, 16920), (8460, 14330), (8598, 14100), (9400, 12897), (10575, 11464)]