258756576

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:469

約数の個数: 144

約数和(自身を含む): 755380080

約数和(自身を除く): 496623504

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 41, 48, 52, 78, 82, 96, 104, 123, 156, 164, 169, 208, 246, 312, 328, 338, 389, 416, 492, 507, 533, 624, 656, 676, 778, 984, 1014, 1066, 1167, 1248, 1312, 1352, 1556, 1599, 1968, 2028, 2132, 2334, 2704, 3112, 3198, 3936, 4056, 4264, 4668, 5057, 5408, 6224, 6396, 6929, 8112, 8528, 9336, 10114, 12448, 12792, 13858, 15171, 15949, 16224, 17056, 18672, 20228, 20787, 25584, 27716, 30342, 31898, 37344, 40456, 41574, 47847, 51168, 55432, 60684, 63796, 65741, 80912, 83148, 95694, 110864, 121368, 127592, 131482, 161824, 166296, 191388, 197223, 207337, 221728, 242736, 255184, 262964, 332592, 382776, 394446, 414674, 485472, 510368, 525928, 622011, 665184, 765552, 788892, 829348, 1051856, 1244022, 1531104, 1577784, 1658696, 2103712, 2488044, 2695381, 3155568, 3317392, 4976088, 5390762, 6311136, 6634784, 8086143, 9952176, 10781524, 16172286, 19904352, 21563048, 32344572, 43126096, 64689144, 86252192, 129378288, 258756576]

約数ペア:

[(1, 258756576), (2, 129378288), (3, 86252192), (4, 64689144), (6, 43126096), (8, 32344572), (12, 21563048), (13, 19904352), (16, 16172286), (24, 10781524), (26, 9952176), (32, 8086143), (39, 6634784), (41, 6311136), (48, 5390762), (52, 4976088), (78, 3317392), (82, 3155568), (96, 2695381), (104, 2488044), (123, 2103712), (156, 1658696), (164, 1577784), (169, 1531104), (208, 1244022), (246, 1051856), (312, 829348), (328, 788892), (338, 765552), (389, 665184), (416, 622011), (492, 525928), (507, 510368), (533, 485472), (624, 414674), (656, 394446), (676, 382776), (778, 332592), (984, 262964), (1014, 255184), (1066, 242736), (1167, 221728), (1248, 207337), (1312, 197223), (1352, 191388), (1556, 166296), (1599, 161824), (1968, 131482), (2028, 127592), (2132, 121368), (2334, 110864), (2704, 95694), (3112, 83148), (3198, 80912), (3936, 65741), (4056, 63796), (4264, 60684), (4668, 55432), (5057, 51168), (5408, 47847), (6224, 41574), (6396, 40456), (6929, 37344), (8112, 31898), (8528, 30342), (9336, 27716), (10114, 25584), (12448, 20787), (12792, 20228), (13858, 18672), (15171, 17056), (15949, 16224)]