142723560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{169909}}^1$

素因数の和:169930

約数の個数: 64

約数和(自身を含む): 489340800

約数和(自身を除く): 346617240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 169909, 339818, 509727, 679636, 849545, 1019454, 1189363, 1359272, 1699090, 2038908, 2378726, 2548635, 3398180, 3568089, 4077816, 4757452, 5097270, 5946815, 6796360, 7136178, 9514904, 10194540, 11893630, 14272356, 17840445, 20389080, 23787260, 28544712, 35680890, 47574520, 71361780, 142723560]

約数ペア:

[(1, 142723560), (2, 71361780), (3, 47574520), (4, 35680890), (5, 28544712), (6, 23787260), (7, 20389080), (8, 17840445), (10, 14272356), (12, 11893630), (14, 10194540), (15, 9514904), (20, 7136178), (21, 6796360), (24, 5946815), (28, 5097270), (30, 4757452), (35, 4077816), (40, 3568089), (42, 3398180), (56, 2548635), (60, 2378726), (70, 2038908), (84, 1699090), (105, 1359272), (120, 1189363), (140, 1019454), (168, 849545), (210, 679636), (280, 509727), (420, 339818), (840, 169909)]