156979784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:175

約数の個数: 128

約数和(自身を含む): 358041600

約数和(自身を除く): 201061816

約数列:

[1, 2, 4, 8, 13, 23, 26, 29, 31, 46, 52, 58, 62, 73, 92, 104, 116, 124, 146, 184, 232, 248, 292, 299, 377, 403, 584, 598, 667, 713, 754, 806, 899, 949, 1196, 1334, 1426, 1508, 1612, 1679, 1798, 1898, 2117, 2263, 2392, 2668, 2852, 3016, 3224, 3358, 3596, 3796, 4234, 4526, 5336, 5704, 6716, 7192, 7592, 8468, 8671, 9052, 9269, 11687, 13432, 16936, 17342, 18104, 18538, 20677, 21827, 23374, 27521, 29419, 34684, 37076, 41354, 43654, 46748, 48691, 52049, 55042, 58838, 65627, 69368, 74152, 82708, 87308, 93496, 97382, 104098, 110084, 117676, 131254, 165416, 174616, 194764, 208196, 220168, 235352, 262508, 268801, 389528, 416392, 525016, 537602, 632983, 676637, 853151, 1075204, 1265966, 1353274, 1509421, 1706302, 2150408, 2531932, 2706548, 3018842, 3412604, 5063864, 5413096, 6037684, 6825208, 12075368, 19622473, 39244946, 78489892, 156979784]

約数ペア:

[(1, 156979784), (2, 78489892), (4, 39244946), (8, 19622473), (13, 12075368), (23, 6825208), (26, 6037684), (29, 5413096), (31, 5063864), (46, 3412604), (52, 3018842), (58, 2706548), (62, 2531932), (73, 2150408), (92, 1706302), (104, 1509421), (116, 1353274), (124, 1265966), (146, 1075204), (184, 853151), (232, 676637), (248, 632983), (292, 537602), (299, 525016), (377, 416392), (403, 389528), (584, 268801), (598, 262508), (667, 235352), (713, 220168), (754, 208196), (806, 194764), (899, 174616), (949, 165416), (1196, 131254), (1334, 117676), (1426, 110084), (1508, 104098), (1612, 97382), (1679, 93496), (1798, 87308), (1898, 82708), (2117, 74152), (2263, 69368), (2392, 65627), (2668, 58838), (2852, 55042), (3016, 52049), (3224, 48691), (3358, 46748), (3596, 43654), (3796, 41354), (4234, 37076), (4526, 34684), (5336, 29419), (5704, 27521), (6716, 23374), (7192, 21827), (7592, 20677), (8468, 18538), (8671, 18104), (9052, 17342), (9269, 16936), (11687, 13432)]