7142856

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 128

約数和(自身を含む): 22498560

約数和(自身を除く): 15355704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 41, 42, 51, 56, 61, 68, 82, 84, 102, 119, 122, 123, 136, 164, 168, 183, 204, 238, 244, 246, 287, 328, 357, 366, 408, 427, 476, 488, 492, 574, 697, 714, 732, 854, 861, 952, 984, 1037, 1148, 1281, 1394, 1428, 1464, 1708, 1722, 2074, 2091, 2296, 2501, 2562, 2788, 2856, 3111, 3416, 3444, 4148, 4182, 4879, 5002, 5124, 5576, 6222, 6888, 7259, 7503, 8296, 8364, 9758, 10004, 10248, 12444, 14518, 14637, 15006, 16728, 17507, 19516, 20008, 21777, 24888, 29036, 29274, 30012, 35014, 39032, 42517, 43554, 52521, 58072, 58548, 60024, 70028, 85034, 87108, 105042, 117096, 127551, 140056, 170068, 174216, 210084, 255102, 297619, 340136, 420168, 510204, 595238, 892857, 1020408, 1190476, 1785714, 2380952, 3571428, 7142856]

約数ペア:

[(1, 7142856), (2, 3571428), (3, 2380952), (4, 1785714), (6, 1190476), (7, 1020408), (8, 892857), (12, 595238), (14, 510204), (17, 420168), (21, 340136), (24, 297619), (28, 255102), (34, 210084), (41, 174216), (42, 170068), (51, 140056), (56, 127551), (61, 117096), (68, 105042), (82, 87108), (84, 85034), (102, 70028), (119, 60024), (122, 58548), (123, 58072), (136, 52521), (164, 43554), (168, 42517), (183, 39032), (204, 35014), (238, 30012), (244, 29274), (246, 29036), (287, 24888), (328, 21777), (357, 20008), (366, 19516), (408, 17507), (427, 16728), (476, 15006), (488, 14637), (492, 14518), (574, 12444), (697, 10248), (714, 10004), (732, 9758), (854, 8364), (861, 8296), (952, 7503), (984, 7259), (1037, 6888), (1148, 6222), (1281, 5576), (1394, 5124), (1428, 5002), (1464, 4879), (1708, 4182), (1722, 4148), (2074, 3444), (2091, 3416), (2296, 3111), (2501, 2856), (2562, 2788)]