18238770

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:142

約数の個数: 160

約数和(自身を含む): 56453760

約数和(自身を除く): 38214990

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 23, 27, 30, 33, 45, 46, 54, 55, 66, 69, 81, 89, 90, 99, 110, 115, 135, 138, 162, 165, 178, 198, 207, 230, 253, 267, 270, 297, 330, 345, 405, 414, 445, 495, 506, 534, 594, 621, 690, 759, 801, 810, 890, 891, 979, 990, 1035, 1242, 1265, 1335, 1485, 1518, 1602, 1782, 1863, 1958, 2047, 2070, 2277, 2403, 2530, 2670, 2937, 2970, 3105, 3726, 3795, 4005, 4094, 4455, 4554, 4806, 4895, 5874, 6141, 6210, 6831, 7209, 7590, 8010, 8811, 8910, 9315, 9790, 10235, 11385, 12015, 12282, 13662, 14418, 14685, 17622, 18423, 18630, 20470, 20493, 22517, 22770, 24030, 26433, 29370, 30705, 34155, 36045, 36846, 40986, 44055, 45034, 52866, 55269, 61410, 67551, 68310, 72090, 79299, 88110, 92115, 102465, 110538, 112585, 132165, 135102, 158598, 165807, 184230, 202653, 204930, 225170, 264330, 276345, 331614, 337755, 396495, 405306, 552690, 607959, 675510, 792990, 829035, 1013265, 1215918, 1658070, 1823877, 2026530, 3039795, 3647754, 6079590, 9119385, 18238770]

約数ペア:

[(1, 18238770), (2, 9119385), (3, 6079590), (5, 3647754), (6, 3039795), (9, 2026530), (10, 1823877), (11, 1658070), (15, 1215918), (18, 1013265), (22, 829035), (23, 792990), (27, 675510), (30, 607959), (33, 552690), (45, 405306), (46, 396495), (54, 337755), (55, 331614), (66, 276345), (69, 264330), (81, 225170), (89, 204930), (90, 202653), (99, 184230), (110, 165807), (115, 158598), (135, 135102), (138, 132165), (162, 112585), (165, 110538), (178, 102465), (198, 92115), (207, 88110), (230, 79299), (253, 72090), (267, 68310), (270, 67551), (297, 61410), (330, 55269), (345, 52866), (405, 45034), (414, 44055), (445, 40986), (495, 36846), (506, 36045), (534, 34155), (594, 30705), (621, 29370), (690, 26433), (759, 24030), (801, 22770), (810, 22517), (890, 20493), (891, 20470), (979, 18630), (990, 18423), (1035, 17622), (1242, 14685), (1265, 14418), (1335, 13662), (1485, 12282), (1518, 12015), (1602, 11385), (1782, 10235), (1863, 9790), (1958, 9315), (2047, 8910), (2070, 8811), (2277, 8010), (2403, 7590), (2530, 7209), (2670, 6831), (2937, 6210), (2970, 6141), (3105, 5874), (3726, 4895), (3795, 4806), (4005, 4554), (4094, 4455)]