12981968610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{919}}^1\times {\mathrm{1249}}^1$

素因数の和:2220

約数の個数: 128

約数和(自身を含む): 34776000000

約数和(自身を除く): 21794031390

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 290, 377, 390, 435, 754, 870, 919, 1131, 1249, 1838, 1885, 2262, 2498, 2757, 3747, 3770, 4595, 5514, 5655, 6245, 7494, 9190, 11310, 11947, 12490, 13785, 16237, 18735, 23894, 26651, 27570, 32474, 35841, 36221, 37470, 48711, 53302, 59735, 71682, 72442, 79953, 81185, 97422, 108663, 119470, 133255, 159906, 162370, 179205, 181105, 217326, 243555, 266510, 346463, 358410, 362210, 399765, 470873, 487110, 543315, 692926, 799530, 941746, 1039389, 1086630, 1147831, 1412619, 1732315, 2078778, 2295662, 2354365, 2825238, 3443493, 3464630, 4708730, 5196945, 5739155, 6886986, 7063095, 10393890, 11478310, 14126190, 14921803, 17217465, 29843606, 33287099, 34434930, 44765409, 66574198, 74609015, 89530818, 99861297, 149218030, 166435495, 199722594, 223827045, 332870990, 432732287, 447654090, 499306485, 865464574, 998612970, 1298196861, 2163661435, 2596393722, 4327322870, 6490984305, 12981968610]

約数ペア:

[(1, 12981968610), (2, 6490984305), (3, 4327322870), (5, 2596393722), (6, 2163661435), (10, 1298196861), (13, 998612970), (15, 865464574), (26, 499306485), (29, 447654090), (30, 432732287), (39, 332870990), (58, 223827045), (65, 199722594), (78, 166435495), (87, 149218030), (130, 99861297), (145, 89530818), (174, 74609015), (195, 66574198), (290, 44765409), (377, 34434930), (390, 33287099), (435, 29843606), (754, 17217465), (870, 14921803), (919, 14126190), (1131, 11478310), (1249, 10393890), (1838, 7063095), (1885, 6886986), (2262, 5739155), (2498, 5196945), (2757, 4708730), (3747, 3464630), (3770, 3443493), (4595, 2825238), (5514, 2354365), (5655, 2295662), (6245, 2078778), (7494, 1732315), (9190, 1412619), (11310, 1147831), (11947, 1086630), (12490, 1039389), (13785, 941746), (16237, 799530), (18735, 692926), (23894, 543315), (26651, 487110), (27570, 470873), (32474, 399765), (35841, 362210), (36221, 358410), (37470, 346463), (48711, 266510), (53302, 243555), (59735, 217326), (71682, 181105), (72442, 179205), (79953, 162370), (81185, 159906), (97422, 133255), (108663, 119470)]