20298600

素因数分解:

$2^3\times 3^4\times 5^2\times 7^1\times {\mathrm{179}}^1$

素因数の和:214

約数の個数: 240

約数和(自身を含む): 81021600

約数和(自身を除く): 60723000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 50, 54, 56, 60, 63, 70, 72, 75, 81, 84, 90, 100, 105, 108, 120, 126, 135, 140, 150, 162, 168, 175, 179, 180, 189, 200, 210, 216, 225, 252, 270, 280, 300, 315, 324, 350, 358, 360, 378, 405, 420, 450, 504, 525, 537, 540, 567, 600, 630, 648, 675, 700, 716, 756, 810, 840, 895, 900, 945, 1050, 1074, 1080, 1134, 1253, 1260, 1350, 1400, 1432, 1512, 1575, 1611, 1620, 1790, 1800, 1890, 2025, 2100, 2148, 2268, 2506, 2520, 2685, 2700, 2835, 3150, 3222, 3240, 3580, 3759, 3780, 4050, 4200, 4296, 4475, 4536, 4725, 4833, 5012, 5370, 5400, 5670, 6265, 6300, 6444, 7160, 7518, 7560, 8055, 8100, 8950, 9450, 9666, 10024, 10740, 11277, 11340, 12530, 12600, 12888, 13425, 14175, 14499, 15036, 16110, 16200, 17900, 18795, 18900, 19332, 21480, 22554, 22680, 24165, 25060, 26850, 28350, 28998, 30072, 31325, 32220, 33831, 35800, 37590, 37800, 38664, 40275, 45108, 48330, 50120, 53700, 56385, 56700, 57996, 62650, 64440, 67662, 72495, 75180, 80550, 90216, 93975, 96660, 101493, 107400, 112770, 113400, 115992, 120825, 125300, 135324, 144990, 150360, 161100, 169155, 187950, 193320, 202986, 225540, 241650, 250600, 270648, 281925, 289980, 322200, 338310, 362475, 375900, 405972, 451080, 483300, 507465, 563850, 579960, 676620, 724950, 751800, 811944, 845775, 966600, 1014930, 1127700, 1353240, 1449900, 1691550, 2029860, 2255400, 2537325, 2899800, 3383100, 4059720, 5074650, 6766200, 10149300, 20298600]

約数ペア:

[(1, 20298600), (2, 10149300), (3, 6766200), (4, 5074650), (5, 4059720), (6, 3383100), (7, 2899800), (8, 2537325), (9, 2255400), (10, 2029860), (12, 1691550), (14, 1449900), (15, 1353240), (18, 1127700), (20, 1014930), (21, 966600), (24, 845775), (25, 811944), (27, 751800), (28, 724950), (30, 676620), (35, 579960), (36, 563850), (40, 507465), (42, 483300), (45, 451080), (50, 405972), (54, 375900), (56, 362475), (60, 338310), (63, 322200), (70, 289980), (72, 281925), (75, 270648), (81, 250600), (84, 241650), (90, 225540), (100, 202986), (105, 193320), (108, 187950), (120, 169155), (126, 161100), (135, 150360), (140, 144990), (150, 135324), (162, 125300), (168, 120825), (175, 115992), (179, 113400), (180, 112770), (189, 107400), (200, 101493), (210, 96660), (216, 93975), (225, 90216), (252, 80550), (270, 75180), (280, 72495), (300, 67662), (315, 64440), (324, 62650), (350, 57996), (358, 56700), (360, 56385), (378, 53700), (405, 50120), (420, 48330), (450, 45108), (504, 40275), (525, 38664), (537, 37800), (540, 37590), (567, 35800), (600, 33831), (630, 32220), (648, 31325), (675, 30072), (700, 28998), (716, 28350), (756, 26850), (810, 25060), (840, 24165), (895, 22680), (900, 22554), (945, 21480), (1050, 19332), (1074, 18900), (1080, 18795), (1134, 17900), (1253, 16200), (1260, 16110), (1350, 15036), (1400, 14499), (1432, 14175), (1512, 13425), (1575, 12888), (1611, 12600), (1620, 12530), (1790, 11340), (1800, 11277), (1890, 10740), (2025, 10024), (2100, 9666), (2148, 9450), (2268, 8950), (2506, 8100), (2520, 8055), (2685, 7560), (2700, 7518), (2835, 7160), (3150, 6444), (3222, 6300), (3240, 6265), (3580, 5670), (3759, 5400), (3780, 5370), (4050, 5012), (4200, 4833), (4296, 4725), (4475, 4536)]