2489095000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{197}}^1$

素因数の和:268

約数の個数: 240

約数和(自身を含む): 7070049360

約数和(自身を除く): 4580954360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 95, 100, 125, 133, 140, 152, 175, 190, 197, 200, 250, 266, 280, 350, 361, 380, 394, 475, 500, 532, 625, 665, 700, 722, 760, 788, 875, 950, 985, 1000, 1064, 1250, 1330, 1379, 1400, 1444, 1576, 1750, 1805, 1900, 1970, 2375, 2500, 2527, 2660, 2758, 2888, 3325, 3500, 3610, 3743, 3800, 3940, 4375, 4750, 4925, 5000, 5054, 5320, 5516, 6650, 6895, 7000, 7220, 7486, 7880, 8750, 9025, 9500, 9850, 10108, 11032, 11875, 12635, 13300, 13790, 14440, 14972, 16625, 17500, 18050, 18715, 19000, 19700, 20216, 23750, 24625, 25270, 26201, 26600, 27580, 29944, 33250, 34475, 35000, 36100, 37430, 39400, 45125, 47500, 49250, 50540, 52402, 55160, 63175, 66500, 68950, 71117, 72200, 74860, 83125, 90250, 93575, 95000, 98500, 101080, 104804, 123125, 126350, 131005, 133000, 137900, 142234, 149720, 166250, 172375, 180500, 187150, 197000, 209608, 225625, 246250, 252700, 262010, 275800, 284468, 315875, 332500, 344750, 355585, 361000, 374300, 451250, 467875, 492500, 497819, 505400, 524020, 568936, 631750, 655025, 665000, 689500, 711170, 748600, 861875, 902500, 935750, 985000, 995638, 1048040, 1263500, 1310050, 1379000, 1422340, 1579375, 1723750, 1777925, 1805000, 1871500, 1991276, 2339375, 2489095, 2527000, 2620100, 2844680, 3158750, 3275125, 3447500, 3555850, 3743000, 3982552, 4678750, 4978190, 5240200, 6317500, 6550250, 6895000, 7111700, 8889625, 9357500, 9956380, 12445475, 12635000, 13100500, 14223400, 16375625, 17779250, 18715000, 19912760, 24890950, 26201000, 32751250, 35558500, 44448125, 49781900, 62227375, 65502500, 71117000, 88896250, 99563800, 124454750, 131005000, 177792500, 248909500, 311136875, 355585000, 497819000, 622273750, 1244547500, 2489095000]

約数ペア:

[(1, 2489095000), (2, 1244547500), (4, 622273750), (5, 497819000), (7, 355585000), (8, 311136875), (10, 248909500), (14, 177792500), (19, 131005000), (20, 124454750), (25, 99563800), (28, 88896250), (35, 71117000), (38, 65502500), (40, 62227375), (50, 49781900), (56, 44448125), (70, 35558500), (76, 32751250), (95, 26201000), (100, 24890950), (125, 19912760), (133, 18715000), (140, 17779250), (152, 16375625), (175, 14223400), (190, 13100500), (197, 12635000), (200, 12445475), (250, 9956380), (266, 9357500), (280, 8889625), (350, 7111700), (361, 6895000), (380, 6550250), (394, 6317500), (475, 5240200), (500, 4978190), (532, 4678750), (625, 3982552), (665, 3743000), (700, 3555850), (722, 3447500), (760, 3275125), (788, 3158750), (875, 2844680), (950, 2620100), (985, 2527000), (1000, 2489095), (1064, 2339375), (1250, 1991276), (1330, 1871500), (1379, 1805000), (1400, 1777925), (1444, 1723750), (1576, 1579375), (1750, 1422340), (1805, 1379000), (1900, 1310050), (1970, 1263500), (2375, 1048040), (2500, 995638), (2527, 985000), (2660, 935750), (2758, 902500), (2888, 861875), (3325, 748600), (3500, 711170), (3610, 689500), (3743, 665000), (3800, 655025), (3940, 631750), (4375, 568936), (4750, 524020), (4925, 505400), (5000, 497819), (5054, 492500), (5320, 467875), (5516, 451250), (6650, 374300), (6895, 361000), (7000, 355585), (7220, 344750), (7486, 332500), (7880, 315875), (8750, 284468), (9025, 275800), (9500, 262010), (9850, 252700), (10108, 246250), (11032, 225625), (11875, 209608), (12635, 197000), (13300, 187150), (13790, 180500), (14440, 172375), (14972, 166250), (16625, 149720), (17500, 142234), (18050, 137900), (18715, 133000), (19000, 131005), (19700, 126350), (20216, 123125), (23750, 104804), (24625, 101080), (25270, 98500), (26201, 95000), (26600, 93575), (27580, 90250), (29944, 83125), (33250, 74860), (34475, 72200), (35000, 71117), (36100, 68950), (37430, 66500), (39400, 63175), (45125, 55160), (47500, 52402), (49250, 50540)]