81971289144

素因数分解:

$2^3\times 3^5\times {\mathrm{19}}^1\times {\mathrm{2219279}}^1$

素因数の和:2219319

約数の個数: 96

約数和(自身を含む): 242345376000

約数和(自身を除く): 160374086856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 81, 108, 114, 152, 162, 171, 216, 228, 243, 324, 342, 456, 486, 513, 648, 684, 972, 1026, 1368, 1539, 1944, 2052, 3078, 4104, 4617, 6156, 9234, 12312, 18468, 36936, 2219279, 4438558, 6657837, 8877116, 13315674, 17754232, 19973511, 26631348, 39947022, 42166301, 53262696, 59920533, 79894044, 84332602, 119841066, 126498903, 159788088, 168665204, 179761599, 239682132, 252997806, 337330408, 359523198, 379496709, 479364264, 505995612, 539284797, 719046396, 758993418, 1011991224, 1078569594, 1138490127, 1438092792, 1517986836, 2157139188, 2276980254, 3035973672, 3415470381, 4314278376, 4553960508, 6830940762, 9107921016, 10246411143, 13661881524, 20492822286, 27323763048, 40985644572, 81971289144]

約数ペア:

[(1, 81971289144), (2, 40985644572), (3, 27323763048), (4, 20492822286), (6, 13661881524), (8, 10246411143), (9, 9107921016), (12, 6830940762), (18, 4553960508), (19, 4314278376), (24, 3415470381), (27, 3035973672), (36, 2276980254), (38, 2157139188), (54, 1517986836), (57, 1438092792), (72, 1138490127), (76, 1078569594), (81, 1011991224), (108, 758993418), (114, 719046396), (152, 539284797), (162, 505995612), (171, 479364264), (216, 379496709), (228, 359523198), (243, 337330408), (324, 252997806), (342, 239682132), (456, 179761599), (486, 168665204), (513, 159788088), (648, 126498903), (684, 119841066), (972, 84332602), (1026, 79894044), (1368, 59920533), (1539, 53262696), (1944, 42166301), (2052, 39947022), (3078, 26631348), (4104, 19973511), (4617, 17754232), (6156, 13315674), (9234, 8877116), (12312, 6657837), (18468, 4438558), (36936, 2219279)]