21823920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1783}}^1$

素因数の和:1819

約数の個数: 120

約数和(自身を含む): 77646816

約数和(自身を除く): 55822896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 360, 408, 510, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1530, 1783, 2040, 2448, 3060, 3566, 4080, 5349, 6120, 7132, 8915, 10698, 12240, 14264, 16047, 17830, 21396, 26745, 28528, 30311, 32094, 35660, 42792, 53490, 60622, 64188, 71320, 80235, 85584, 90933, 106980, 121244, 128376, 142640, 151555, 160470, 181866, 213960, 242488, 256752, 272799, 303110, 320940, 363732, 427920, 454665, 484976, 545598, 606220, 641880, 727464, 909330, 1091196, 1212440, 1283760, 1363995, 1454928, 1818660, 2182392, 2424880, 2727990, 3637320, 4364784, 5455980, 7274640, 10911960, 21823920]

約数ペア:

[(1, 21823920), (2, 10911960), (3, 7274640), (4, 5455980), (5, 4364784), (6, 3637320), (8, 2727990), (9, 2424880), (10, 2182392), (12, 1818660), (15, 1454928), (16, 1363995), (17, 1283760), (18, 1212440), (20, 1091196), (24, 909330), (30, 727464), (34, 641880), (36, 606220), (40, 545598), (45, 484976), (48, 454665), (51, 427920), (60, 363732), (68, 320940), (72, 303110), (80, 272799), (85, 256752), (90, 242488), (102, 213960), (120, 181866), (136, 160470), (144, 151555), (153, 142640), (170, 128376), (180, 121244), (204, 106980), (240, 90933), (255, 85584), (272, 80235), (306, 71320), (340, 64188), (360, 60622), (408, 53490), (510, 42792), (612, 35660), (680, 32094), (720, 30311), (765, 28528), (816, 26745), (1020, 21396), (1224, 17830), (1360, 16047), (1530, 14264), (1783, 12240), (2040, 10698), (2448, 8915), (3060, 7132), (3566, 6120), (4080, 5349)]