40987128

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{383}}^1$

素因数の和:426

約数の個数: 128

約数和(自身を含む): 129024000

約数和(自身を除く): 88036872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 49, 52, 56, 78, 84, 91, 98, 104, 147, 156, 168, 182, 196, 273, 294, 312, 343, 364, 383, 392, 546, 588, 637, 686, 728, 766, 1029, 1092, 1149, 1176, 1274, 1372, 1532, 1911, 2058, 2184, 2298, 2548, 2681, 2744, 3064, 3822, 4116, 4459, 4596, 4979, 5096, 5362, 7644, 8043, 8232, 8918, 9192, 9958, 10724, 13377, 14937, 15288, 16086, 17836, 18767, 19916, 21448, 26754, 29874, 32172, 34853, 35672, 37534, 39832, 53508, 56301, 59748, 64344, 69706, 75068, 104559, 107016, 112602, 119496, 131369, 139412, 150136, 209118, 225204, 243971, 262738, 278824, 394107, 418236, 450408, 487942, 525476, 731913, 788214, 836472, 975884, 1050952, 1463826, 1576428, 1707797, 1951768, 2927652, 3152856, 3415594, 5123391, 5855304, 6831188, 10246782, 13662376, 20493564, 40987128]

約数ペア:

[(1, 40987128), (2, 20493564), (3, 13662376), (4, 10246782), (6, 6831188), (7, 5855304), (8, 5123391), (12, 3415594), (13, 3152856), (14, 2927652), (21, 1951768), (24, 1707797), (26, 1576428), (28, 1463826), (39, 1050952), (42, 975884), (49, 836472), (52, 788214), (56, 731913), (78, 525476), (84, 487942), (91, 450408), (98, 418236), (104, 394107), (147, 278824), (156, 262738), (168, 243971), (182, 225204), (196, 209118), (273, 150136), (294, 139412), (312, 131369), (343, 119496), (364, 112602), (383, 107016), (392, 104559), (546, 75068), (588, 69706), (637, 64344), (686, 59748), (728, 56301), (766, 53508), (1029, 39832), (1092, 37534), (1149, 35672), (1176, 34853), (1274, 32172), (1372, 29874), (1532, 26754), (1911, 21448), (2058, 19916), (2184, 18767), (2298, 17836), (2548, 16086), (2681, 15288), (2744, 14937), (3064, 13377), (3822, 10724), (4116, 9958), (4459, 9192), (4596, 8918), (4979, 8232), (5096, 8043), (5362, 7644)]