1298280000

素因数分解:

$2^6\times 3^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:415

約数の個数: 280

約数和(自身を含む): 4443577600

約数和(自身を除く): 3145297600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 64, 75, 80, 93, 96, 100, 120, 124, 125, 150, 155, 160, 186, 192, 200, 240, 248, 250, 300, 310, 320, 349, 372, 375, 400, 465, 480, 496, 500, 600, 620, 625, 698, 744, 750, 775, 800, 930, 960, 992, 1000, 1047, 1200, 1240, 1250, 1396, 1488, 1500, 1550, 1600, 1745, 1860, 1875, 1984, 2000, 2094, 2325, 2400, 2480, 2500, 2792, 2976, 3000, 3100, 3490, 3720, 3750, 3875, 4000, 4188, 4650, 4800, 4960, 5000, 5235, 5584, 5952, 6000, 6200, 6980, 7440, 7500, 7750, 8000, 8376, 8725, 9300, 9920, 10000, 10470, 10819, 11168, 11625, 12000, 12400, 13960, 14880, 15000, 15500, 16752, 17450, 18600, 19375, 20000, 20940, 21638, 22336, 23250, 24000, 24800, 26175, 27920, 29760, 30000, 31000, 32457, 33504, 34900, 37200, 38750, 40000, 41880, 43276, 43625, 46500, 49600, 52350, 54095, 55840, 58125, 60000, 62000, 64914, 67008, 69800, 74400, 77500, 83760, 86552, 87250, 93000, 104700, 108190, 111680, 116250, 120000, 124000, 129828, 130875, 139600, 148800, 155000, 162285, 167520, 173104, 174500, 186000, 209400, 216380, 218125, 232500, 248000, 259656, 261750, 270475, 279200, 310000, 324570, 335040, 346208, 349000, 372000, 418800, 432760, 436250, 465000, 519312, 523500, 540950, 558400, 620000, 649140, 654375, 692416, 698000, 744000, 811425, 837600, 865520, 872500, 930000, 1038624, 1047000, 1081900, 1240000, 1298280, 1308750, 1352375, 1396000, 1622850, 1675200, 1731040, 1745000, 1860000, 2077248, 2094000, 2163800, 2596560, 2617500, 2704750, 2792000, 3245700, 3462080, 3490000, 3720000, 4057125, 4188000, 4327600, 5193120, 5235000, 5409500, 6491400, 6761875, 6980000, 8114250, 8376000, 8655200, 10386240, 10470000, 10819000, 12982800, 13523750, 13960000, 16228500, 17310400, 20285625, 20940000, 21638000, 25965600, 27047500, 32457000, 40571250, 41880000, 43276000, 51931200, 54095000, 64914000, 81142500, 86552000, 108190000, 129828000, 162285000, 216380000, 259656000, 324570000, 432760000, 649140000, 1298280000]

約数ペア:

[(1, 1298280000), (2, 649140000), (3, 432760000), (4, 324570000), (5, 259656000), (6, 216380000), (8, 162285000), (10, 129828000), (12, 108190000), (15, 86552000), (16, 81142500), (20, 64914000), (24, 54095000), (25, 51931200), (30, 43276000), (31, 41880000), (32, 40571250), (40, 32457000), (48, 27047500), (50, 25965600), (60, 21638000), (62, 20940000), (64, 20285625), (75, 17310400), (80, 16228500), (93, 13960000), (96, 13523750), (100, 12982800), (120, 10819000), (124, 10470000), (125, 10386240), (150, 8655200), (155, 8376000), (160, 8114250), (186, 6980000), (192, 6761875), (200, 6491400), (240, 5409500), (248, 5235000), (250, 5193120), (300, 4327600), (310, 4188000), (320, 4057125), (349, 3720000), (372, 3490000), (375, 3462080), (400, 3245700), (465, 2792000), (480, 2704750), (496, 2617500), (500, 2596560), (600, 2163800), (620, 2094000), (625, 2077248), (698, 1860000), (744, 1745000), (750, 1731040), (775, 1675200), (800, 1622850), (930, 1396000), (960, 1352375), (992, 1308750), (1000, 1298280), (1047, 1240000), (1200, 1081900), (1240, 1047000), (1250, 1038624), (1396, 930000), (1488, 872500), (1500, 865520), (1550, 837600), (1600, 811425), (1745, 744000), (1860, 698000), (1875, 692416), (1984, 654375), (2000, 649140), (2094, 620000), (2325, 558400), (2400, 540950), (2480, 523500), (2500, 519312), (2792, 465000), (2976, 436250), (3000, 432760), (3100, 418800), (3490, 372000), (3720, 349000), (3750, 346208), (3875, 335040), (4000, 324570), (4188, 310000), (4650, 279200), (4800, 270475), (4960, 261750), (5000, 259656), (5235, 248000), (5584, 232500), (5952, 218125), (6000, 216380), (6200, 209400), (6980, 186000), (7440, 174500), (7500, 173104), (7750, 167520), (8000, 162285), (8376, 155000), (8725, 148800), (9300, 139600), (9920, 130875), (10000, 129828), (10470, 124000), (10819, 120000), (11168, 116250), (11625, 111680), (12000, 108190), (12400, 104700), (13960, 93000), (14880, 87250), (15000, 86552), (15500, 83760), (16752, 77500), (17450, 74400), (18600, 69800), (19375, 67008), (20000, 64914), (20940, 62000), (21638, 60000), (22336, 58125), (23250, 55840), (24000, 54095), (24800, 52350), (26175, 49600), (27920, 46500), (29760, 43625), (30000, 43276), (31000, 41880), (32457, 40000), (33504, 38750), (34900, 37200)]