28505671572

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{1279}}^1$

素因数の和:1502

約数の個数: 192

約数和(自身を含む): 80015523840

約数和(自身を除く): 51509852268

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 71, 74, 84, 101, 111, 142, 148, 202, 213, 222, 259, 284, 303, 404, 426, 444, 497, 518, 606, 707, 777, 852, 994, 1036, 1212, 1279, 1414, 1491, 1554, 1988, 2121, 2558, 2627, 2828, 2982, 3108, 3737, 3837, 4242, 5116, 5254, 5964, 7171, 7474, 7674, 7881, 8484, 8953, 10508, 11211, 14342, 14948, 15348, 15762, 17906, 18389, 21513, 22422, 26159, 26859, 28684, 31524, 35812, 36778, 43026, 44844, 47323, 50197, 52318, 53718, 55167, 73556, 78477, 86052, 90809, 94646, 100394, 104636, 107436, 110334, 129179, 141969, 150591, 156954, 181618, 189292, 200788, 220668, 258358, 265327, 272427, 283938, 301182, 313908, 331261, 363236, 387537, 516716, 530654, 544854, 567876, 602364, 635663, 662522, 775074, 795981, 904253, 993783, 1061308, 1089708, 1271326, 1325044, 1550148, 1591962, 1808506, 1857289, 1906989, 1987566, 2542652, 2712759, 3183924, 3359933, 3617012, 3714578, 3813978, 3975132, 4779623, 5425518, 5571867, 6719866, 7429156, 7627956, 9171709, 9559246, 10079799, 10851036, 11143734, 13439732, 14338869, 18343418, 19118492, 20159598, 22287468, 23519531, 27515127, 28677738, 33457361, 36686836, 40319196, 47039062, 55030254, 57355476, 64201963, 66914722, 70558593, 94078124, 100372083, 110060508, 128403926, 133829444, 141117186, 192605889, 200744166, 256807852, 282234372, 339353233, 385211778, 401488332, 678706466, 770423556, 1018059699, 1357412932, 2036119398, 2375472631, 4072238796, 4750945262, 7126417893, 9501890524, 14252835786, 28505671572]

約数ペア:

[(1, 28505671572), (2, 14252835786), (3, 9501890524), (4, 7126417893), (6, 4750945262), (7, 4072238796), (12, 2375472631), (14, 2036119398), (21, 1357412932), (28, 1018059699), (37, 770423556), (42, 678706466), (71, 401488332), (74, 385211778), (84, 339353233), (101, 282234372), (111, 256807852), (142, 200744166), (148, 192605889), (202, 141117186), (213, 133829444), (222, 128403926), (259, 110060508), (284, 100372083), (303, 94078124), (404, 70558593), (426, 66914722), (444, 64201963), (497, 57355476), (518, 55030254), (606, 47039062), (707, 40319196), (777, 36686836), (852, 33457361), (994, 28677738), (1036, 27515127), (1212, 23519531), (1279, 22287468), (1414, 20159598), (1491, 19118492), (1554, 18343418), (1988, 14338869), (2121, 13439732), (2558, 11143734), (2627, 10851036), (2828, 10079799), (2982, 9559246), (3108, 9171709), (3737, 7627956), (3837, 7429156), (4242, 6719866), (5116, 5571867), (5254, 5425518), (5964, 4779623), (7171, 3975132), (7474, 3813978), (7674, 3714578), (7881, 3617012), (8484, 3359933), (8953, 3183924), (10508, 2712759), (11211, 2542652), (14342, 1987566), (14948, 1906989), (15348, 1857289), (15762, 1808506), (17906, 1591962), (18389, 1550148), (21513, 1325044), (22422, 1271326), (26159, 1089708), (26859, 1061308), (28684, 993783), (31524, 904253), (35812, 795981), (36778, 775074), (43026, 662522), (44844, 635663), (47323, 602364), (50197, 567876), (52318, 544854), (53718, 530654), (55167, 516716), (73556, 387537), (78477, 363236), (86052, 331261), (90809, 313908), (94646, 301182), (100394, 283938), (104636, 272427), (107436, 265327), (110334, 258358), (129179, 220668), (141969, 200788), (150591, 189292), (156954, 181618)]