78398424

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:434

約数の個数: 144

約数和(自身を含む): 244085400

約数和(自身を除く): 165686976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 34, 36, 39, 51, 52, 68, 72, 78, 102, 104, 117, 136, 153, 156, 169, 204, 221, 234, 306, 312, 338, 379, 408, 442, 468, 507, 612, 663, 676, 758, 884, 936, 1014, 1137, 1224, 1326, 1352, 1516, 1521, 1768, 1989, 2028, 2274, 2652, 2873, 3032, 3042, 3411, 3978, 4056, 4548, 4927, 5304, 5746, 6084, 6443, 6822, 7956, 8619, 9096, 9854, 11492, 12168, 12886, 13644, 14781, 15912, 17238, 19329, 19708, 22984, 25772, 25857, 27288, 29562, 34476, 38658, 39416, 44343, 51544, 51714, 57987, 59124, 64051, 68952, 77316, 83759, 88686, 103428, 115974, 118248, 128102, 154632, 167518, 177372, 192153, 206856, 231948, 251277, 256204, 335036, 354744, 384306, 463896, 502554, 512408, 576459, 670072, 753831, 768612, 1005108, 1088867, 1152918, 1507662, 1537224, 2010216, 2177734, 2305836, 3015324, 3266601, 4355468, 4611672, 6030648, 6533202, 8710936, 9799803, 13066404, 19599606, 26132808, 39199212, 78398424]

約数ペア:

[(1, 78398424), (2, 39199212), (3, 26132808), (4, 19599606), (6, 13066404), (8, 9799803), (9, 8710936), (12, 6533202), (13, 6030648), (17, 4611672), (18, 4355468), (24, 3266601), (26, 3015324), (34, 2305836), (36, 2177734), (39, 2010216), (51, 1537224), (52, 1507662), (68, 1152918), (72, 1088867), (78, 1005108), (102, 768612), (104, 753831), (117, 670072), (136, 576459), (153, 512408), (156, 502554), (169, 463896), (204, 384306), (221, 354744), (234, 335036), (306, 256204), (312, 251277), (338, 231948), (379, 206856), (408, 192153), (442, 177372), (468, 167518), (507, 154632), (612, 128102), (663, 118248), (676, 115974), (758, 103428), (884, 88686), (936, 83759), (1014, 77316), (1137, 68952), (1224, 64051), (1326, 59124), (1352, 57987), (1516, 51714), (1521, 51544), (1768, 44343), (1989, 39416), (2028, 38658), (2274, 34476), (2652, 29562), (2873, 27288), (3032, 25857), (3042, 25772), (3411, 22984), (3978, 19708), (4056, 19329), (4548, 17238), (4927, 15912), (5304, 14781), (5746, 13644), (6084, 12886), (6443, 12168), (6822, 11492), (7956, 9854), (8619, 9096)]