280131984

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:246

約数の個数: 240

約数和(自身を含む): 923405184

約数和(自身を除く): 643273200

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 33, 34, 36, 44, 48, 51, 66, 68, 72, 88, 99, 101, 102, 103, 132, 136, 144, 153, 176, 187, 198, 202, 204, 206, 264, 272, 303, 306, 309, 374, 396, 404, 408, 412, 528, 561, 606, 612, 618, 748, 792, 808, 816, 824, 909, 927, 1111, 1122, 1133, 1212, 1224, 1236, 1496, 1584, 1616, 1648, 1683, 1717, 1751, 1818, 1854, 2222, 2244, 2266, 2424, 2448, 2472, 2992, 3333, 3366, 3399, 3434, 3502, 3636, 3708, 4444, 4488, 4532, 4848, 4944, 5151, 5253, 6666, 6732, 6798, 6868, 7004, 7272, 7416, 8888, 8976, 9064, 9999, 10197, 10302, 10403, 10506, 13332, 13464, 13596, 13736, 14008, 14544, 14832, 15453, 15759, 17776, 18128, 18887, 19261, 19998, 20394, 20604, 20806, 21012, 26664, 26928, 27192, 27472, 28016, 30906, 31209, 31518, 37774, 38522, 39996, 40788, 41208, 41612, 42024, 53328, 54384, 56661, 57783, 61812, 62418, 63036, 75548, 77044, 79992, 81576, 82416, 83224, 84048, 93627, 113322, 114433, 115566, 123624, 124836, 126072, 151096, 154088, 159984, 163152, 166448, 169983, 173349, 176851, 187254, 226644, 228866, 231132, 247248, 249672, 252144, 302192, 308176, 339966, 343299, 346698, 353702, 374508, 453288, 457732, 462264, 499344, 530553, 679932, 686598, 693396, 707404, 749016, 906576, 915464, 924528, 1029897, 1061106, 1359864, 1373196, 1386792, 1414808, 1498032, 1591659, 1830928, 1945361, 2059794, 2122212, 2719728, 2746392, 2773584, 2829616, 3183318, 3890722, 4119588, 4244424, 5492784, 5836083, 6366636, 7781444, 8239176, 8488848, 11672166, 12733272, 15562888, 16478352, 17508249, 23344332, 25466544, 31125776, 35016498, 46688664, 70032996, 93377328, 140065992, 280131984]

約数ペア:

[(1, 280131984), (2, 140065992), (3, 93377328), (4, 70032996), (6, 46688664), (8, 35016498), (9, 31125776), (11, 25466544), (12, 23344332), (16, 17508249), (17, 16478352), (18, 15562888), (22, 12733272), (24, 11672166), (33, 8488848), (34, 8239176), (36, 7781444), (44, 6366636), (48, 5836083), (51, 5492784), (66, 4244424), (68, 4119588), (72, 3890722), (88, 3183318), (99, 2829616), (101, 2773584), (102, 2746392), (103, 2719728), (132, 2122212), (136, 2059794), (144, 1945361), (153, 1830928), (176, 1591659), (187, 1498032), (198, 1414808), (202, 1386792), (204, 1373196), (206, 1359864), (264, 1061106), (272, 1029897), (303, 924528), (306, 915464), (309, 906576), (374, 749016), (396, 707404), (404, 693396), (408, 686598), (412, 679932), (528, 530553), (561, 499344), (606, 462264), (612, 457732), (618, 453288), (748, 374508), (792, 353702), (808, 346698), (816, 343299), (824, 339966), (909, 308176), (927, 302192), (1111, 252144), (1122, 249672), (1133, 247248), (1212, 231132), (1224, 228866), (1236, 226644), (1496, 187254), (1584, 176851), (1616, 173349), (1648, 169983), (1683, 166448), (1717, 163152), (1751, 159984), (1818, 154088), (1854, 151096), (2222, 126072), (2244, 124836), (2266, 123624), (2424, 115566), (2448, 114433), (2472, 113322), (2992, 93627), (3333, 84048), (3366, 83224), (3399, 82416), (3434, 81576), (3502, 79992), (3636, 77044), (3708, 75548), (4444, 63036), (4488, 62418), (4532, 61812), (4848, 57783), (4944, 56661), (5151, 54384), (5253, 53328), (6666, 42024), (6732, 41612), (6798, 41208), (6868, 40788), (7004, 39996), (7272, 38522), (7416, 37774), (8888, 31518), (8976, 31209), (9064, 30906), (9999, 28016), (10197, 27472), (10302, 27192), (10403, 26928), (10506, 26664), (13332, 21012), (13464, 20806), (13596, 20604), (13736, 20394), (14008, 19998), (14544, 19261), (14832, 18887), (15453, 18128), (15759, 17776)]