1668205654480

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{811}}^1\times {\mathrm{1373}}^1$

素因数の和:2565

約数の個数: 160

約数和(自身を含む): 3962763116928

約数和(自身を除く): 2294557462448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 307, 488, 610, 614, 811, 976, 1220, 1228, 1373, 1535, 1622, 2440, 2456, 2746, 3070, 3244, 4055, 4880, 4912, 5492, 6140, 6488, 6865, 8110, 10984, 12280, 12976, 13730, 16220, 18727, 21968, 24560, 27460, 32440, 37454, 49471, 54920, 64880, 74908, 83753, 93635, 98942, 109840, 149816, 167506, 187270, 197884, 247355, 248977, 299632, 335012, 374540, 395768, 418765, 421511, 494710, 497954, 670024, 749080, 791536, 837530, 843022, 989420, 995908, 1113503, 1244885, 1340048, 1498160, 1675060, 1686044, 1978840, 1991816, 2107555, 2227006, 2489770, 3350120, 3372088, 3957680, 3983632, 4215110, 4454012, 4979540, 5567515, 6700240, 6744176, 8430220, 8908024, 9959080, 11135030, 15187597, 16860440, 17816048, 19918160, 22270060, 25712171, 30375194, 33720880, 44540120, 51424342, 60750388, 67923683, 75937985, 89080240, 102848684, 121500776, 128560855, 135847366, 151875970, 205697368, 243001552, 257121710, 271694732, 303751940, 339618415, 341845421, 411394736, 514243420, 543389464, 607503880, 679236830, 683690842, 1028486840, 1086778928, 1215007760, 1358473660, 1367381684, 1709227105, 2056973680, 2716947320, 2734763368, 3418454210, 5433894640, 5469526736, 6836908420, 13673816840, 20852570681, 27347633680, 41705141362, 83410282724, 104262853405, 166820565448, 208525706810, 333641130896, 417051413620, 834102827240, 1668205654480]

約数ペア:

[(1, 1668205654480), (2, 834102827240), (4, 417051413620), (5, 333641130896), (8, 208525706810), (10, 166820565448), (16, 104262853405), (20, 83410282724), (40, 41705141362), (61, 27347633680), (80, 20852570681), (122, 13673816840), (244, 6836908420), (305, 5469526736), (307, 5433894640), (488, 3418454210), (610, 2734763368), (614, 2716947320), (811, 2056973680), (976, 1709227105), (1220, 1367381684), (1228, 1358473660), (1373, 1215007760), (1535, 1086778928), (1622, 1028486840), (2440, 683690842), (2456, 679236830), (2746, 607503880), (3070, 543389464), (3244, 514243420), (4055, 411394736), (4880, 341845421), (4912, 339618415), (5492, 303751940), (6140, 271694732), (6488, 257121710), (6865, 243001552), (8110, 205697368), (10984, 151875970), (12280, 135847366), (12976, 128560855), (13730, 121500776), (16220, 102848684), (18727, 89080240), (21968, 75937985), (24560, 67923683), (27460, 60750388), (32440, 51424342), (37454, 44540120), (49471, 33720880), (54920, 30375194), (64880, 25712171), (74908, 22270060), (83753, 19918160), (93635, 17816048), (98942, 16860440), (109840, 15187597), (149816, 11135030), (167506, 9959080), (187270, 8908024), (197884, 8430220), (247355, 6744176), (248977, 6700240), (299632, 5567515), (335012, 4979540), (374540, 4454012), (395768, 4215110), (418765, 3983632), (421511, 3957680), (494710, 3372088), (497954, 3350120), (670024, 2489770), (749080, 2227006), (791536, 2107555), (837530, 1991816), (843022, 1978840), (989420, 1686044), (995908, 1675060), (1113503, 1498160), (1244885, 1340048)]