890183840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4703}}^1$

素因数の和:4751

約数の個数: 144

約数和(自身を含む): 2603155968

約数和(自身を除く): 1712972128

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 169, 182, 208, 224, 260, 280, 338, 364, 416, 455, 520, 560, 676, 728, 845, 910, 1040, 1120, 1183, 1352, 1456, 1690, 1820, 2080, 2366, 2704, 2912, 3380, 3640, 4703, 4732, 5408, 5915, 6760, 7280, 9406, 9464, 11830, 13520, 14560, 18812, 18928, 23515, 23660, 27040, 32921, 37624, 37856, 47030, 47320, 61139, 65842, 75248, 94060, 94640, 122278, 131684, 150496, 164605, 188120, 189280, 244556, 263368, 305695, 329210, 376240, 427973, 489112, 526736, 611390, 658420, 752480, 794807, 855946, 978224, 1053472, 1222780, 1316840, 1589614, 1711892, 1956448, 2139865, 2445560, 2633680, 3179228, 3423784, 3974035, 4279730, 4891120, 5267360, 5563649, 6358456, 6847568, 7948070, 8559460, 9782240, 11127298, 12716912, 13695136, 15896140, 17118920, 22254596, 25433824, 27818245, 31792280, 34237840, 44509192, 55636490, 63584560, 68475680, 89018384, 111272980, 127169120, 178036768, 222545960, 445091920, 890183840]

約数ペア:

[(1, 890183840), (2, 445091920), (4, 222545960), (5, 178036768), (7, 127169120), (8, 111272980), (10, 89018384), (13, 68475680), (14, 63584560), (16, 55636490), (20, 44509192), (26, 34237840), (28, 31792280), (32, 27818245), (35, 25433824), (40, 22254596), (52, 17118920), (56, 15896140), (65, 13695136), (70, 12716912), (80, 11127298), (91, 9782240), (104, 8559460), (112, 7948070), (130, 6847568), (140, 6358456), (160, 5563649), (169, 5267360), (182, 4891120), (208, 4279730), (224, 3974035), (260, 3423784), (280, 3179228), (338, 2633680), (364, 2445560), (416, 2139865), (455, 1956448), (520, 1711892), (560, 1589614), (676, 1316840), (728, 1222780), (845, 1053472), (910, 978224), (1040, 855946), (1120, 794807), (1183, 752480), (1352, 658420), (1456, 611390), (1690, 526736), (1820, 489112), (2080, 427973), (2366, 376240), (2704, 329210), (2912, 305695), (3380, 263368), (3640, 244556), (4703, 189280), (4732, 188120), (5408, 164605), (5915, 150496), (6760, 131684), (7280, 122278), (9406, 94640), (9464, 94060), (11830, 75248), (13520, 65842), (14560, 61139), (18812, 47320), (18928, 47030), (23515, 37856), (23660, 37624), (27040, 32921)]