127921872

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 160

約数和(自身を含む): 389975040

約数和(自身を除く): 262053168

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 31, 34, 39, 48, 51, 52, 62, 68, 78, 93, 102, 104, 124, 136, 156, 186, 204, 208, 221, 248, 272, 312, 372, 389, 403, 408, 442, 496, 527, 624, 663, 744, 778, 806, 816, 884, 1054, 1167, 1209, 1326, 1488, 1556, 1581, 1612, 1768, 2108, 2334, 2418, 2652, 3112, 3162, 3224, 3536, 4216, 4668, 4836, 5057, 5304, 6224, 6324, 6448, 6613, 6851, 8432, 9336, 9672, 10114, 10608, 12059, 12648, 13226, 13702, 15171, 18672, 19344, 19839, 20228, 20553, 24118, 25296, 26452, 27404, 30342, 36177, 39678, 40456, 41106, 48236, 52904, 54808, 60684, 72354, 79356, 80912, 82212, 85969, 96472, 105808, 109616, 121368, 144708, 156767, 158712, 164424, 171938, 192944, 205003, 242736, 257907, 289416, 313534, 317424, 328848, 343876, 410006, 470301, 515814, 578832, 615009, 627068, 687752, 820012, 940602, 1031628, 1230018, 1254136, 1375504, 1640024, 1881204, 2063256, 2460036, 2508272, 2665039, 3280048, 3762408, 4126512, 4920072, 5330078, 7524816, 7995117, 9840144, 10660156, 15990234, 21320312, 31980468, 42640624, 63960936, 127921872]

約数ペア:

[(1, 127921872), (2, 63960936), (3, 42640624), (4, 31980468), (6, 21320312), (8, 15990234), (12, 10660156), (13, 9840144), (16, 7995117), (17, 7524816), (24, 5330078), (26, 4920072), (31, 4126512), (34, 3762408), (39, 3280048), (48, 2665039), (51, 2508272), (52, 2460036), (62, 2063256), (68, 1881204), (78, 1640024), (93, 1375504), (102, 1254136), (104, 1230018), (124, 1031628), (136, 940602), (156, 820012), (186, 687752), (204, 627068), (208, 615009), (221, 578832), (248, 515814), (272, 470301), (312, 410006), (372, 343876), (389, 328848), (403, 317424), (408, 313534), (442, 289416), (496, 257907), (527, 242736), (624, 205003), (663, 192944), (744, 171938), (778, 164424), (806, 158712), (816, 156767), (884, 144708), (1054, 121368), (1167, 109616), (1209, 105808), (1326, 96472), (1488, 85969), (1556, 82212), (1581, 80912), (1612, 79356), (1768, 72354), (2108, 60684), (2334, 54808), (2418, 52904), (2652, 48236), (3112, 41106), (3162, 40456), (3224, 39678), (3536, 36177), (4216, 30342), (4668, 27404), (4836, 26452), (5057, 25296), (5304, 24118), (6224, 20553), (6324, 20228), (6448, 19839), (6613, 19344), (6851, 18672), (8432, 15171), (9336, 13702), (9672, 13226), (10114, 12648), (10608, 12059)]