28192500

素因数分解:

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

素因数の和:216

約数の個数: 180

約数和(自身を含む): 102342240

約数和(自身を除く): 74149740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 125, 126, 140, 150, 175, 179, 180, 210, 225, 250, 252, 300, 315, 350, 358, 375, 420, 450, 500, 525, 537, 625, 630, 700, 716, 750, 875, 895, 900, 1050, 1074, 1125, 1250, 1253, 1260, 1500, 1575, 1611, 1750, 1790, 1875, 2100, 2148, 2250, 2500, 2506, 2625, 2685, 3150, 3222, 3500, 3580, 3750, 3759, 4375, 4475, 4500, 5012, 5250, 5370, 5625, 6265, 6300, 6444, 7500, 7518, 7875, 8055, 8750, 8950, 10500, 10740, 11250, 11277, 12530, 13125, 13425, 15036, 15750, 16110, 17500, 17900, 18795, 22375, 22500, 22554, 25060, 26250, 26850, 31325, 31500, 32220, 37590, 39375, 40275, 44750, 45108, 52500, 53700, 56385, 62650, 67125, 75180, 78750, 80550, 89500, 93975, 111875, 112770, 125300, 134250, 156625, 157500, 161100, 187950, 201375, 223750, 225540, 268500, 281925, 313250, 335625, 375900, 402750, 447500, 469875, 563850, 626500, 671250, 783125, 805500, 939750, 1006875, 1127700, 1342500, 1409625, 1566250, 1879500, 2013750, 2349375, 2819250, 3132500, 4027500, 4698750, 5638500, 7048125, 9397500, 14096250, 28192500]

約数ペア:

[(1, 28192500), (2, 14096250), (3, 9397500), (4, 7048125), (5, 5638500), (6, 4698750), (7, 4027500), (9, 3132500), (10, 2819250), (12, 2349375), (14, 2013750), (15, 1879500), (18, 1566250), (20, 1409625), (21, 1342500), (25, 1127700), (28, 1006875), (30, 939750), (35, 805500), (36, 783125), (42, 671250), (45, 626500), (50, 563850), (60, 469875), (63, 447500), (70, 402750), (75, 375900), (84, 335625), (90, 313250), (100, 281925), (105, 268500), (125, 225540), (126, 223750), (140, 201375), (150, 187950), (175, 161100), (179, 157500), (180, 156625), (210, 134250), (225, 125300), (250, 112770), (252, 111875), (300, 93975), (315, 89500), (350, 80550), (358, 78750), (375, 75180), (420, 67125), (450, 62650), (500, 56385), (525, 53700), (537, 52500), (625, 45108), (630, 44750), (700, 40275), (716, 39375), (750, 37590), (875, 32220), (895, 31500), (900, 31325), (1050, 26850), (1074, 26250), (1125, 25060), (1250, 22554), (1253, 22500), (1260, 22375), (1500, 18795), (1575, 17900), (1611, 17500), (1750, 16110), (1790, 15750), (1875, 15036), (2100, 13425), (2148, 13125), (2250, 12530), (2500, 11277), (2506, 11250), (2625, 10740), (2685, 10500), (3150, 8950), (3222, 8750), (3500, 8055), (3580, 7875), (3750, 7518), (3759, 7500), (4375, 6444), (4475, 6300), (4500, 6265), (5012, 5625), (5250, 5370)]