1262240

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{23}}^1$

素因数の和:59

約数の個数: 96

約数和(自身を含む): 3628800

約数和(自身を除く): 2366560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 322, 343, 368, 392, 460, 490, 560, 644, 686, 736, 784, 805, 920, 980, 1120, 1127, 1288, 1372, 1568, 1610, 1715, 1840, 1960, 2254, 2576, 2744, 3220, 3430, 3680, 3920, 4508, 5152, 5488, 5635, 6440, 6860, 7840, 7889, 9016, 10976, 11270, 12880, 13720, 15778, 18032, 22540, 25760, 27440, 31556, 36064, 39445, 45080, 54880, 63112, 78890, 90160, 126224, 157780, 180320, 252448, 315560, 631120, 1262240]

約数ペア:

[(1, 1262240), (2, 631120), (4, 315560), (5, 252448), (7, 180320), (8, 157780), (10, 126224), (14, 90160), (16, 78890), (20, 63112), (23, 54880), (28, 45080), (32, 39445), (35, 36064), (40, 31556), (46, 27440), (49, 25760), (56, 22540), (70, 18032), (80, 15778), (92, 13720), (98, 12880), (112, 11270), (115, 10976), (140, 9016), (160, 7889), (161, 7840), (184, 6860), (196, 6440), (224, 5635), (230, 5488), (245, 5152), (280, 4508), (322, 3920), (343, 3680), (368, 3430), (392, 3220), (460, 2744), (490, 2576), (560, 2254), (644, 1960), (686, 1840), (736, 1715), (784, 1610), (805, 1568), (920, 1372), (980, 1288), (1120, 1127)]