22199940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{839}}^1$

素因数の和:871

約数の個数: 144

約数和(自身を含む): 80438400

約数和(自身を除く): 58238460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 839, 882, 945, 980, 1260, 1323, 1470, 1678, 1764, 1890, 2205, 2517, 2646, 2940, 3356, 3780, 4195, 4410, 5034, 5292, 5873, 6615, 7551, 8390, 8820, 10068, 11746, 12585, 13230, 15102, 16780, 17619, 22653, 23492, 25170, 26460, 29365, 30204, 35238, 37755, 41111, 45306, 50340, 52857, 58730, 70476, 75510, 82222, 88095, 90612, 105714, 113265, 117460, 123333, 151020, 158571, 164444, 176190, 205555, 211428, 226530, 246666, 264285, 317142, 352380, 369999, 411110, 453060, 493332, 528570, 616665, 634284, 739998, 792855, 822220, 1057140, 1109997, 1233330, 1479996, 1585710, 1849995, 2219994, 2466660, 3171420, 3699990, 4439988, 5549985, 7399980, 11099970, 22199940]

約数ペア:

[(1, 22199940), (2, 11099970), (3, 7399980), (4, 5549985), (5, 4439988), (6, 3699990), (7, 3171420), (9, 2466660), (10, 2219994), (12, 1849995), (14, 1585710), (15, 1479996), (18, 1233330), (20, 1109997), (21, 1057140), (27, 822220), (28, 792855), (30, 739998), (35, 634284), (36, 616665), (42, 528570), (45, 493332), (49, 453060), (54, 411110), (60, 369999), (63, 352380), (70, 317142), (84, 264285), (90, 246666), (98, 226530), (105, 211428), (108, 205555), (126, 176190), (135, 164444), (140, 158571), (147, 151020), (180, 123333), (189, 117460), (196, 113265), (210, 105714), (245, 90612), (252, 88095), (270, 82222), (294, 75510), (315, 70476), (378, 58730), (420, 52857), (441, 50340), (490, 45306), (540, 41111), (588, 37755), (630, 35238), (735, 30204), (756, 29365), (839, 26460), (882, 25170), (945, 23492), (980, 22653), (1260, 17619), (1323, 16780), (1470, 15102), (1678, 13230), (1764, 12585), (1890, 11746), (2205, 10068), (2517, 8820), (2646, 8390), (2940, 7551), (3356, 6615), (3780, 5873), (4195, 5292), (4410, 5034)]