199209920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6841}}^1$

素因数の和:6878

約数の個数: 112

約数和(自身を含む): 583923648

約数和(自身を除く): 384713728

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1456, 1820, 2080, 2240, 2912, 3640, 4160, 5824, 6841, 7280, 13682, 14560, 27364, 29120, 34205, 47887, 54728, 68410, 88933, 95774, 109456, 136820, 177866, 191548, 218912, 239435, 273640, 355732, 383096, 437824, 444665, 478870, 547280, 622531, 711464, 766192, 889330, 957740, 1094560, 1245062, 1422928, 1532384, 1778660, 1915480, 2189120, 2490124, 2845856, 3064768, 3112655, 3557320, 3830960, 4980248, 5691712, 6225310, 7114640, 7661920, 9960496, 12450620, 14229280, 15323840, 19920992, 24901240, 28458560, 39841984, 49802480, 99604960, 199209920]

約数ペア:

[(1, 199209920), (2, 99604960), (4, 49802480), (5, 39841984), (7, 28458560), (8, 24901240), (10, 19920992), (13, 15323840), (14, 14229280), (16, 12450620), (20, 9960496), (26, 7661920), (28, 7114640), (32, 6225310), (35, 5691712), (40, 4980248), (52, 3830960), (56, 3557320), (64, 3112655), (65, 3064768), (70, 2845856), (80, 2490124), (91, 2189120), (104, 1915480), (112, 1778660), (130, 1532384), (140, 1422928), (160, 1245062), (182, 1094560), (208, 957740), (224, 889330), (260, 766192), (280, 711464), (320, 622531), (364, 547280), (416, 478870), (448, 444665), (455, 437824), (520, 383096), (560, 355732), (728, 273640), (832, 239435), (910, 218912), (1040, 191548), (1120, 177866), (1456, 136820), (1820, 109456), (2080, 95774), (2240, 88933), (2912, 68410), (3640, 54728), (4160, 47887), (5824, 34205), (6841, 29120), (7280, 27364), (13682, 14560)]