198639870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2437}}^1$

素因数の和:2490

約数の個数: 128

約数和(自身を含む): 589800960

約数和(自身を除く): 391161090

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 19, 22, 26, 30, 33, 38, 39, 55, 57, 65, 66, 78, 95, 110, 114, 130, 143, 165, 190, 195, 209, 247, 285, 286, 330, 390, 418, 429, 494, 570, 627, 715, 741, 858, 1045, 1235, 1254, 1430, 1482, 2090, 2145, 2437, 2470, 2717, 3135, 3705, 4290, 4874, 5434, 6270, 7311, 7410, 8151, 12185, 13585, 14622, 16302, 24370, 26807, 27170, 31681, 36555, 40755, 46303, 53614, 63362, 73110, 80421, 81510, 92606, 95043, 134035, 138909, 158405, 160842, 190086, 231515, 268070, 277818, 316810, 348491, 402105, 463030, 475215, 509333, 601939, 694545, 696982, 804210, 950430, 1018666, 1045473, 1203878, 1389090, 1527999, 1742455, 1805817, 2090946, 2546665, 3009695, 3055998, 3484910, 3611634, 5093330, 5227365, 6019390, 6621329, 7639995, 9029085, 10454730, 13242658, 15279990, 18058170, 19863987, 33106645, 39727974, 66213290, 99319935, 198639870]

約数ペア:

[(1, 198639870), (2, 99319935), (3, 66213290), (5, 39727974), (6, 33106645), (10, 19863987), (11, 18058170), (13, 15279990), (15, 13242658), (19, 10454730), (22, 9029085), (26, 7639995), (30, 6621329), (33, 6019390), (38, 5227365), (39, 5093330), (55, 3611634), (57, 3484910), (65, 3055998), (66, 3009695), (78, 2546665), (95, 2090946), (110, 1805817), (114, 1742455), (130, 1527999), (143, 1389090), (165, 1203878), (190, 1045473), (195, 1018666), (209, 950430), (247, 804210), (285, 696982), (286, 694545), (330, 601939), (390, 509333), (418, 475215), (429, 463030), (494, 402105), (570, 348491), (627, 316810), (715, 277818), (741, 268070), (858, 231515), (1045, 190086), (1235, 160842), (1254, 158405), (1430, 138909), (1482, 134035), (2090, 95043), (2145, 92606), (2437, 81510), (2470, 80421), (2717, 73110), (3135, 63362), (3705, 53614), (4290, 46303), (4874, 40755), (5434, 36555), (6270, 31681), (7311, 27170), (7410, 26807), (8151, 24370), (12185, 16302), (13585, 14622)]