78617364

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 232888320

約数和(自身を除く): 154270956

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 31, 38, 42, 49, 57, 62, 76, 84, 93, 98, 114, 124, 133, 147, 186, 196, 217, 227, 228, 266, 294, 372, 399, 434, 454, 532, 588, 589, 651, 681, 798, 868, 908, 931, 1178, 1302, 1362, 1519, 1589, 1596, 1767, 1862, 2356, 2604, 2724, 2793, 3038, 3178, 3534, 3724, 4123, 4313, 4557, 4767, 5586, 6076, 6356, 7037, 7068, 8246, 8626, 9114, 9534, 11123, 11172, 12369, 12939, 14074, 16492, 17252, 18228, 19068, 21111, 22246, 24738, 25878, 28148, 28861, 30191, 33369, 42222, 44492, 49259, 49476, 51756, 57722, 60382, 66738, 84444, 86583, 90573, 98518, 115444, 120764, 133476, 133703, 147777, 173166, 181146, 197036, 211337, 267406, 295554, 344813, 346332, 362292, 401109, 422674, 534812, 591108, 634011, 689626, 802218, 845348, 935921, 1034439, 1268022, 1379252, 1604436, 1871842, 2068878, 2536044, 2807763, 3743684, 4137756, 5615526, 6551447, 11231052, 13102894, 19654341, 26205788, 39308682, 78617364]

約数ペア:

[(1, 78617364), (2, 39308682), (3, 26205788), (4, 19654341), (6, 13102894), (7, 11231052), (12, 6551447), (14, 5615526), (19, 4137756), (21, 3743684), (28, 2807763), (31, 2536044), (38, 2068878), (42, 1871842), (49, 1604436), (57, 1379252), (62, 1268022), (76, 1034439), (84, 935921), (93, 845348), (98, 802218), (114, 689626), (124, 634011), (133, 591108), (147, 534812), (186, 422674), (196, 401109), (217, 362292), (227, 346332), (228, 344813), (266, 295554), (294, 267406), (372, 211337), (399, 197036), (434, 181146), (454, 173166), (532, 147777), (588, 133703), (589, 133476), (651, 120764), (681, 115444), (798, 98518), (868, 90573), (908, 86583), (931, 84444), (1178, 66738), (1302, 60382), (1362, 57722), (1519, 51756), (1589, 49476), (1596, 49259), (1767, 44492), (1862, 42222), (2356, 33369), (2604, 30191), (2724, 28861), (2793, 28148), (3038, 25878), (3178, 24738), (3534, 22246), (3724, 21111), (4123, 19068), (4313, 18228), (4557, 17252), (4767, 16492), (5586, 14074), (6076, 12939), (6356, 12369), (7037, 11172), (7068, 11123), (8246, 9534), (8626, 9114)]