18238500

素因数分解:

$2^2\times 3^3\times 5^3\times 7^1\times {\mathrm{193}}^1$

素因数の和:228

約数の個数: 192

約数和(自身を含む): 67791360

約数和(自身を除く): 49552860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 125, 126, 135, 140, 150, 175, 180, 189, 193, 210, 225, 250, 252, 270, 300, 315, 350, 375, 378, 386, 420, 450, 500, 525, 540, 579, 630, 675, 700, 750, 756, 772, 875, 900, 945, 965, 1050, 1125, 1158, 1260, 1350, 1351, 1500, 1575, 1737, 1750, 1890, 1930, 2100, 2250, 2316, 2625, 2700, 2702, 2895, 3150, 3375, 3474, 3500, 3780, 3860, 4053, 4500, 4725, 4825, 5211, 5250, 5404, 5790, 6300, 6750, 6755, 6948, 7875, 8106, 8685, 9450, 9650, 10422, 10500, 11580, 12159, 13500, 13510, 14475, 15750, 16212, 17370, 18900, 19300, 20265, 20844, 23625, 24125, 24318, 26055, 27020, 28950, 31500, 33775, 34740, 36477, 40530, 43425, 47250, 48250, 48636, 52110, 57900, 60795, 67550, 72375, 72954, 81060, 86850, 94500, 96500, 101325, 104220, 121590, 130275, 135100, 144750, 145908, 168875, 173700, 182385, 202650, 217125, 243180, 260550, 289500, 303975, 337750, 364770, 405300, 434250, 506625, 521100, 607950, 651375, 675500, 729540, 868500, 911925, 1013250, 1215900, 1302750, 1519875, 1823850, 2026500, 2605500, 3039750, 3647700, 4559625, 6079500, 9119250, 18238500]

約数ペア:

[(1, 18238500), (2, 9119250), (3, 6079500), (4, 4559625), (5, 3647700), (6, 3039750), (7, 2605500), (9, 2026500), (10, 1823850), (12, 1519875), (14, 1302750), (15, 1215900), (18, 1013250), (20, 911925), (21, 868500), (25, 729540), (27, 675500), (28, 651375), (30, 607950), (35, 521100), (36, 506625), (42, 434250), (45, 405300), (50, 364770), (54, 337750), (60, 303975), (63, 289500), (70, 260550), (75, 243180), (84, 217125), (90, 202650), (100, 182385), (105, 173700), (108, 168875), (125, 145908), (126, 144750), (135, 135100), (140, 130275), (150, 121590), (175, 104220), (180, 101325), (189, 96500), (193, 94500), (210, 86850), (225, 81060), (250, 72954), (252, 72375), (270, 67550), (300, 60795), (315, 57900), (350, 52110), (375, 48636), (378, 48250), (386, 47250), (420, 43425), (450, 40530), (500, 36477), (525, 34740), (540, 33775), (579, 31500), (630, 28950), (675, 27020), (700, 26055), (750, 24318), (756, 24125), (772, 23625), (875, 20844), (900, 20265), (945, 19300), (965, 18900), (1050, 17370), (1125, 16212), (1158, 15750), (1260, 14475), (1350, 13510), (1351, 13500), (1500, 12159), (1575, 11580), (1737, 10500), (1750, 10422), (1890, 9650), (1930, 9450), (2100, 8685), (2250, 8106), (2316, 7875), (2625, 6948), (2700, 6755), (2702, 6750), (2895, 6300), (3150, 5790), (3375, 5404), (3474, 5250), (3500, 5211), (3780, 4825), (3860, 4725), (4053, 4500)]