123699520

素因数分解:

$2^6\times 5^1\times 7^5\times {\mathrm{23}}^1$

素因数の和:75

約数の個数: 168

約数和(自身を含む): 358591104

約数和(自身を除く): 234891584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 64, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 320, 322, 343, 368, 392, 448, 460, 490, 560, 644, 686, 736, 784, 805, 920, 980, 1120, 1127, 1288, 1372, 1472, 1568, 1610, 1715, 1840, 1960, 2240, 2254, 2401, 2576, 2744, 3136, 3220, 3430, 3680, 3920, 4508, 4802, 5152, 5488, 5635, 6440, 6860, 7360, 7840, 7889, 9016, 9604, 10304, 10976, 11270, 12005, 12880, 13720, 15680, 15778, 16807, 18032, 19208, 21952, 22540, 24010, 25760, 27440, 31556, 33614, 36064, 38416, 39445, 45080, 48020, 51520, 54880, 55223, 63112, 67228, 72128, 76832, 78890, 84035, 90160, 96040, 109760, 110446, 126224, 134456, 153664, 157780, 168070, 180320, 192080, 220892, 252448, 268912, 276115, 315560, 336140, 360640, 384160, 386561, 441784, 504896, 537824, 552230, 631120, 672280, 768320, 773122, 883568, 1075648, 1104460, 1262240, 1344560, 1546244, 1767136, 1932805, 2208920, 2524480, 2689120, 3092488, 3534272, 3865610, 4417840, 5378240, 6184976, 7731220, 8835680, 12369952, 15462440, 17671360, 24739904, 30924880, 61849760, 123699520]

約数ペア:

[(1, 123699520), (2, 61849760), (4, 30924880), (5, 24739904), (7, 17671360), (8, 15462440), (10, 12369952), (14, 8835680), (16, 7731220), (20, 6184976), (23, 5378240), (28, 4417840), (32, 3865610), (35, 3534272), (40, 3092488), (46, 2689120), (49, 2524480), (56, 2208920), (64, 1932805), (70, 1767136), (80, 1546244), (92, 1344560), (98, 1262240), (112, 1104460), (115, 1075648), (140, 883568), (160, 773122), (161, 768320), (184, 672280), (196, 631120), (224, 552230), (230, 537824), (245, 504896), (280, 441784), (320, 386561), (322, 384160), (343, 360640), (368, 336140), (392, 315560), (448, 276115), (460, 268912), (490, 252448), (560, 220892), (644, 192080), (686, 180320), (736, 168070), (784, 157780), (805, 153664), (920, 134456), (980, 126224), (1120, 110446), (1127, 109760), (1288, 96040), (1372, 90160), (1472, 84035), (1568, 78890), (1610, 76832), (1715, 72128), (1840, 67228), (1960, 63112), (2240, 55223), (2254, 54880), (2401, 51520), (2576, 48020), (2744, 45080), (3136, 39445), (3220, 38416), (3430, 36064), (3680, 33614), (3920, 31556), (4508, 27440), (4802, 25760), (5152, 24010), (5488, 22540), (5635, 21952), (6440, 19208), (6860, 18032), (7360, 16807), (7840, 15778), (7889, 15680), (9016, 13720), (9604, 12880), (10304, 12005), (10976, 11270)]