18631800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{941}}^1$

素因数の和:974

約数の個数: 144

約数和(自身を含む): 68332680

約数和(自身を除く): 49700880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 25, 30, 33, 36, 40, 44, 45, 50, 55, 60, 66, 72, 75, 88, 90, 99, 100, 110, 120, 132, 150, 165, 180, 198, 200, 220, 225, 264, 275, 300, 330, 360, 396, 440, 450, 495, 550, 600, 660, 792, 825, 900, 941, 990, 1100, 1320, 1650, 1800, 1882, 1980, 2200, 2475, 2823, 3300, 3764, 3960, 4705, 4950, 5646, 6600, 7528, 8469, 9410, 9900, 10351, 11292, 14115, 16938, 18820, 19800, 20702, 22584, 23525, 28230, 31053, 33876, 37640, 41404, 42345, 47050, 51755, 56460, 62106, 67752, 70575, 82808, 84690, 93159, 94100, 103510, 112920, 124212, 141150, 155265, 169380, 186318, 188200, 207020, 211725, 248424, 258775, 282300, 310530, 338760, 372636, 414040, 423450, 465795, 517550, 564600, 621060, 745272, 776325, 846900, 931590, 1035100, 1242120, 1552650, 1693800, 1863180, 2070200, 2328975, 3105300, 3726360, 4657950, 6210600, 9315900, 18631800]

約数ペア:

[(1, 18631800), (2, 9315900), (3, 6210600), (4, 4657950), (5, 3726360), (6, 3105300), (8, 2328975), (9, 2070200), (10, 1863180), (11, 1693800), (12, 1552650), (15, 1242120), (18, 1035100), (20, 931590), (22, 846900), (24, 776325), (25, 745272), (30, 621060), (33, 564600), (36, 517550), (40, 465795), (44, 423450), (45, 414040), (50, 372636), (55, 338760), (60, 310530), (66, 282300), (72, 258775), (75, 248424), (88, 211725), (90, 207020), (99, 188200), (100, 186318), (110, 169380), (120, 155265), (132, 141150), (150, 124212), (165, 112920), (180, 103510), (198, 94100), (200, 93159), (220, 84690), (225, 82808), (264, 70575), (275, 67752), (300, 62106), (330, 56460), (360, 51755), (396, 47050), (440, 42345), (450, 41404), (495, 37640), (550, 33876), (600, 31053), (660, 28230), (792, 23525), (825, 22584), (900, 20702), (941, 19800), (990, 18820), (1100, 16938), (1320, 14115), (1650, 11292), (1800, 10351), (1882, 9900), (1980, 9410), (2200, 8469), (2475, 7528), (2823, 6600), (3300, 5646), (3764, 4950), (3960, 4705)]