8722064680

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{197}}^1\times {\mathrm{461}}^1$

素因数の和:697

約数の個数: 160

約数和(自身を含む): 23060184840

約数和(自身を除く): 14338120160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 197, 245, 280, 343, 392, 394, 461, 490, 686, 788, 922, 980, 985, 1372, 1379, 1576, 1715, 1844, 1960, 1970, 2305, 2401, 2744, 2758, 3227, 3430, 3688, 3940, 4610, 4802, 5516, 6454, 6860, 6895, 7880, 9220, 9604, 9653, 11032, 12005, 12908, 13720, 13790, 16135, 18440, 19208, 19306, 22589, 24010, 25816, 27580, 32270, 38612, 45178, 48020, 48265, 55160, 64540, 67571, 77224, 90356, 90817, 96040, 96530, 112945, 129080, 135142, 158123, 180712, 181634, 193060, 225890, 270284, 316246, 337855, 363268, 386120, 451780, 454085, 472997, 540568, 632492, 635719, 675710, 726536, 790615, 903560, 908170, 945994, 1106861, 1264984, 1271438, 1351420, 1581230, 1816340, 1891988, 2213722, 2364985, 2542876, 2702840, 3162460, 3178595, 3632680, 3783976, 4427444, 4450033, 4729970, 5085752, 5534305, 6324920, 6357190, 8854888, 8900066, 9459940, 11068610, 12714380, 17800132, 18919880, 22137220, 22250165, 25428760, 31150231, 35600264, 44274440, 44500330, 62300462, 89000660, 124600924, 155751155, 178001320, 218051617, 249201848, 311502310, 436103234, 623004620, 872206468, 1090258085, 1246009240, 1744412936, 2180516170, 4361032340, 8722064680]

約数ペア:

[(1, 8722064680), (2, 4361032340), (4, 2180516170), (5, 1744412936), (7, 1246009240), (8, 1090258085), (10, 872206468), (14, 623004620), (20, 436103234), (28, 311502310), (35, 249201848), (40, 218051617), (49, 178001320), (56, 155751155), (70, 124600924), (98, 89000660), (140, 62300462), (196, 44500330), (197, 44274440), (245, 35600264), (280, 31150231), (343, 25428760), (392, 22250165), (394, 22137220), (461, 18919880), (490, 17800132), (686, 12714380), (788, 11068610), (922, 9459940), (980, 8900066), (985, 8854888), (1372, 6357190), (1379, 6324920), (1576, 5534305), (1715, 5085752), (1844, 4729970), (1960, 4450033), (1970, 4427444), (2305, 3783976), (2401, 3632680), (2744, 3178595), (2758, 3162460), (3227, 2702840), (3430, 2542876), (3688, 2364985), (3940, 2213722), (4610, 1891988), (4802, 1816340), (5516, 1581230), (6454, 1351420), (6860, 1271438), (6895, 1264984), (7880, 1106861), (9220, 945994), (9604, 908170), (9653, 903560), (11032, 790615), (12005, 726536), (12908, 675710), (13720, 635719), (13790, 632492), (16135, 540568), (18440, 472997), (19208, 454085), (19306, 451780), (22589, 386120), (24010, 363268), (25816, 337855), (27580, 316246), (32270, 270284), (38612, 225890), (45178, 193060), (48020, 181634), (48265, 180712), (55160, 158123), (64540, 135142), (67571, 129080), (77224, 112945), (90356, 96530), (90817, 96040)]