1280521464

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{739}}^1$

素因数の和:933

約数の個数: 128

約数和(自身を含む): 3529267200

約数和(自身を除く): 2248745736

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 31, 34, 51, 62, 68, 93, 102, 124, 136, 137, 186, 204, 248, 274, 372, 408, 411, 527, 548, 739, 744, 822, 1054, 1096, 1478, 1581, 1644, 2108, 2217, 2329, 2956, 3162, 3288, 4216, 4247, 4434, 4658, 5912, 6324, 6987, 8494, 8868, 9316, 12563, 12648, 12741, 13974, 16988, 17736, 18632, 22909, 25126, 25482, 27948, 33976, 37689, 45818, 50252, 50964, 55896, 68727, 72199, 75378, 91636, 100504, 101243, 101928, 137454, 144398, 150756, 183272, 202486, 216597, 274908, 288796, 301512, 303729, 389453, 404972, 433194, 549816, 577592, 607458, 778906, 809944, 866388, 1168359, 1214916, 1557812, 1721131, 1732776, 2336718, 2429832, 3115624, 3138533, 3442262, 4673436, 5163393, 6277066, 6884524, 9346872, 9415599, 10326786, 12554132, 13769048, 18831198, 20653572, 25108264, 37662396, 41307144, 53355061, 75324792, 106710122, 160065183, 213420244, 320130366, 426840488, 640260732, 1280521464]

約数ペア:

[(1, 1280521464), (2, 640260732), (3, 426840488), (4, 320130366), (6, 213420244), (8, 160065183), (12, 106710122), (17, 75324792), (24, 53355061), (31, 41307144), (34, 37662396), (51, 25108264), (62, 20653572), (68, 18831198), (93, 13769048), (102, 12554132), (124, 10326786), (136, 9415599), (137, 9346872), (186, 6884524), (204, 6277066), (248, 5163393), (274, 4673436), (372, 3442262), (408, 3138533), (411, 3115624), (527, 2429832), (548, 2336718), (739, 1732776), (744, 1721131), (822, 1557812), (1054, 1214916), (1096, 1168359), (1478, 866388), (1581, 809944), (1644, 778906), (2108, 607458), (2217, 577592), (2329, 549816), (2956, 433194), (3162, 404972), (3288, 389453), (4216, 303729), (4247, 301512), (4434, 288796), (4658, 274908), (5912, 216597), (6324, 202486), (6987, 183272), (8494, 150756), (8868, 144398), (9316, 137454), (12563, 101928), (12648, 101243), (12741, 100504), (13974, 91636), (16988, 75378), (17736, 72199), (18632, 68727), (22909, 55896), (25126, 50964), (25482, 50252), (27948, 45818), (33976, 37689)]