280045896

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1427}}^1$

素因数の和:1503

約数の個数: 128

約数和(自身を含む): 820471680

約数和(自身を除く): 540425784

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 37, 39, 51, 52, 68, 74, 78, 102, 104, 111, 136, 148, 156, 204, 221, 222, 296, 312, 408, 442, 444, 481, 629, 663, 884, 888, 962, 1258, 1326, 1427, 1443, 1768, 1887, 1924, 2516, 2652, 2854, 2886, 3774, 3848, 4281, 5032, 5304, 5708, 5772, 7548, 8177, 8562, 11416, 11544, 15096, 16354, 17124, 18551, 24259, 24531, 32708, 34248, 37102, 48518, 49062, 52799, 55653, 65416, 72777, 74204, 97036, 98124, 105598, 111306, 145554, 148408, 158397, 194072, 196248, 211196, 222612, 291108, 315367, 316794, 422392, 445224, 582216, 630734, 633588, 686387, 897583, 946101, 1261468, 1267176, 1372774, 1795166, 1892202, 2059161, 2522936, 2692749, 2745548, 3590332, 3784404, 4118322, 5385498, 5491096, 7180664, 7568808, 8236644, 10770996, 11668579, 16473288, 21541992, 23337158, 35005737, 46674316, 70011474, 93348632, 140022948, 280045896]

約数ペア:

[(1, 280045896), (2, 140022948), (3, 93348632), (4, 70011474), (6, 46674316), (8, 35005737), (12, 23337158), (13, 21541992), (17, 16473288), (24, 11668579), (26, 10770996), (34, 8236644), (37, 7568808), (39, 7180664), (51, 5491096), (52, 5385498), (68, 4118322), (74, 3784404), (78, 3590332), (102, 2745548), (104, 2692749), (111, 2522936), (136, 2059161), (148, 1892202), (156, 1795166), (204, 1372774), (221, 1267176), (222, 1261468), (296, 946101), (312, 897583), (408, 686387), (442, 633588), (444, 630734), (481, 582216), (629, 445224), (663, 422392), (884, 316794), (888, 315367), (962, 291108), (1258, 222612), (1326, 211196), (1427, 196248), (1443, 194072), (1768, 158397), (1887, 148408), (1924, 145554), (2516, 111306), (2652, 105598), (2854, 98124), (2886, 97036), (3774, 74204), (3848, 72777), (4281, 65416), (5032, 55653), (5304, 52799), (5708, 49062), (5772, 48518), (7548, 37102), (8177, 34248), (8562, 32708), (11416, 24531), (11544, 24259), (15096, 18551), (16354, 17124)]