1278168528

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2459}}^1$

素因数の和:2514

約数の個数: 240

約数和(自身を含む): 4381594560

約数和(自身を除く): 3103426032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 17, 21, 24, 26, 28, 34, 39, 42, 48, 49, 51, 52, 56, 68, 78, 84, 91, 98, 102, 104, 112, 119, 136, 147, 156, 168, 182, 196, 204, 208, 221, 238, 272, 273, 294, 312, 336, 357, 364, 392, 408, 442, 476, 546, 588, 624, 637, 663, 714, 728, 784, 816, 833, 884, 952, 1092, 1176, 1274, 1326, 1428, 1456, 1547, 1666, 1768, 1904, 1911, 2184, 2352, 2459, 2499, 2548, 2652, 2856, 3094, 3332, 3536, 3822, 4368, 4641, 4918, 4998, 5096, 5304, 5712, 6188, 6664, 7377, 7644, 9282, 9836, 9996, 10192, 10608, 10829, 12376, 13328, 14754, 15288, 17213, 18564, 19672, 19992, 21658, 24752, 29508, 30576, 31967, 32487, 34426, 37128, 39344, 39984, 41803, 43316, 51639, 59016, 63934, 64974, 68852, 74256, 83606, 86632, 95901, 103278, 118032, 120491, 125409, 127868, 129948, 137704, 167212, 173264, 191802, 206556, 223769, 240982, 250818, 255736, 259896, 275408, 292621, 334424, 361473, 383604, 413112, 447538, 481964, 501636, 511472, 519792, 543439, 585242, 668848, 671307, 722946, 767208, 826224, 877863, 895076, 963928, 1003272, 1086878, 1170484, 1342614, 1445892, 1534416, 1566383, 1630317, 1755726, 1790152, 1927856, 2006544, 2048347, 2173756, 2340968, 2685228, 2891784, 3132766, 3260634, 3511452, 3580304, 3804073, 4096694, 4347512, 4681936, 4699149, 5370456, 5783568, 6145041, 6265532, 6521268, 7022904, 7608146, 8193388, 8695024, 9398298, 10740912, 11412219, 12290082, 12531064, 13042536, 14045808, 15216292, 16386776, 18796596, 22824438, 24580164, 25062128, 26085072, 26628511, 30432584, 32773552, 37593192, 45648876, 49160328, 53257022, 60865168, 75186384, 79885533, 91297752, 98320656, 106514044, 159771066, 182595504, 213028088, 319542132, 426056176, 639084264, 1278168528]

約数ペア:

[(1, 1278168528), (2, 639084264), (3, 426056176), (4, 319542132), (6, 213028088), (7, 182595504), (8, 159771066), (12, 106514044), (13, 98320656), (14, 91297752), (16, 79885533), (17, 75186384), (21, 60865168), (24, 53257022), (26, 49160328), (28, 45648876), (34, 37593192), (39, 32773552), (42, 30432584), (48, 26628511), (49, 26085072), (51, 25062128), (52, 24580164), (56, 22824438), (68, 18796596), (78, 16386776), (84, 15216292), (91, 14045808), (98, 13042536), (102, 12531064), (104, 12290082), (112, 11412219), (119, 10740912), (136, 9398298), (147, 8695024), (156, 8193388), (168, 7608146), (182, 7022904), (196, 6521268), (204, 6265532), (208, 6145041), (221, 5783568), (238, 5370456), (272, 4699149), (273, 4681936), (294, 4347512), (312, 4096694), (336, 3804073), (357, 3580304), (364, 3511452), (392, 3260634), (408, 3132766), (442, 2891784), (476, 2685228), (546, 2340968), (588, 2173756), (624, 2048347), (637, 2006544), (663, 1927856), (714, 1790152), (728, 1755726), (784, 1630317), (816, 1566383), (833, 1534416), (884, 1445892), (952, 1342614), (1092, 1170484), (1176, 1086878), (1274, 1003272), (1326, 963928), (1428, 895076), (1456, 877863), (1547, 826224), (1666, 767208), (1768, 722946), (1904, 671307), (1911, 668848), (2184, 585242), (2352, 543439), (2459, 519792), (2499, 511472), (2548, 501636), (2652, 481964), (2856, 447538), (3094, 413112), (3332, 383604), (3536, 361473), (3822, 334424), (4368, 292621), (4641, 275408), (4918, 259896), (4998, 255736), (5096, 250818), (5304, 240982), (5712, 223769), (6188, 206556), (6664, 191802), (7377, 173264), (7644, 167212), (9282, 137704), (9836, 129948), (9996, 127868), (10192, 125409), (10608, 120491), (10829, 118032), (12376, 103278), (13328, 95901), (14754, 86632), (15288, 83606), (17213, 74256), (18564, 68852), (19672, 64974), (19992, 63934), (21658, 59016), (24752, 51639), (29508, 43316), (30576, 41803), (31967, 39984), (32487, 39344), (34426, 37128)]