7261058140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{5281}}^1$

素因数の和:5388

約数の個数: 144

約数和(自身を含む): 18815920704

約数和(自身を除く): 11554862564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 61, 70, 92, 98, 115, 122, 140, 161, 196, 230, 244, 245, 305, 322, 427, 460, 490, 610, 644, 805, 854, 980, 1127, 1220, 1403, 1610, 1708, 2135, 2254, 2806, 2989, 3220, 4270, 4508, 5281, 5612, 5635, 5978, 7015, 8540, 9821, 10562, 11270, 11956, 14030, 14945, 19642, 21124, 22540, 26405, 28060, 29890, 36967, 39284, 49105, 52810, 59780, 68747, 73934, 98210, 105620, 121463, 137494, 147868, 184835, 196420, 242926, 258769, 274988, 322141, 343735, 369670, 485852, 517538, 607315, 644282, 687470, 739340, 850241, 1035076, 1214630, 1288564, 1293845, 1374940, 1610705, 1700482, 2254987, 2429260, 2587690, 3221410, 3400964, 4251205, 4509974, 5175380, 5951687, 6442820, 7409243, 8502410, 9019948, 11274935, 11903374, 14818486, 15784909, 17004820, 22549870, 23806748, 29636972, 29758435, 31569818, 37046215, 45099740, 51864701, 59516870, 63139636, 74092430, 78924545, 103729402, 119033740, 148184860, 157849090, 207458804, 259323505, 315698180, 363052907, 518647010, 726105814, 1037294020, 1452211628, 1815264535, 3630529070, 7261058140]

約数ペア:

[(1, 7261058140), (2, 3630529070), (4, 1815264535), (5, 1452211628), (7, 1037294020), (10, 726105814), (14, 518647010), (20, 363052907), (23, 315698180), (28, 259323505), (35, 207458804), (46, 157849090), (49, 148184860), (61, 119033740), (70, 103729402), (92, 78924545), (98, 74092430), (115, 63139636), (122, 59516870), (140, 51864701), (161, 45099740), (196, 37046215), (230, 31569818), (244, 29758435), (245, 29636972), (305, 23806748), (322, 22549870), (427, 17004820), (460, 15784909), (490, 14818486), (610, 11903374), (644, 11274935), (805, 9019948), (854, 8502410), (980, 7409243), (1127, 6442820), (1220, 5951687), (1403, 5175380), (1610, 4509974), (1708, 4251205), (2135, 3400964), (2254, 3221410), (2806, 2587690), (2989, 2429260), (3220, 2254987), (4270, 1700482), (4508, 1610705), (5281, 1374940), (5612, 1293845), (5635, 1288564), (5978, 1214630), (7015, 1035076), (8540, 850241), (9821, 739340), (10562, 687470), (11270, 644282), (11956, 607315), (14030, 517538), (14945, 485852), (19642, 369670), (21124, 343735), (22540, 322141), (26405, 274988), (28060, 258769), (29890, 242926), (36967, 196420), (39284, 184835), (49105, 147868), (52810, 137494), (59780, 121463), (68747, 105620), (73934, 98210)]