280680608

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:167

約数の個数: 144

約数和(自身を含む): 657429696

約数和(自身を除く): 376749088

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 43, 52, 68, 71, 86, 104, 136, 142, 169, 172, 208, 221, 272, 284, 338, 344, 416, 442, 544, 559, 568, 676, 688, 731, 884, 923, 1118, 1136, 1207, 1352, 1376, 1462, 1768, 1846, 2236, 2272, 2414, 2704, 2873, 2924, 3053, 3536, 3692, 4472, 4828, 5408, 5746, 5848, 6106, 7072, 7267, 7384, 8944, 9503, 9656, 11492, 11696, 11999, 12212, 14534, 14768, 15691, 17888, 19006, 19312, 22984, 23392, 23998, 24424, 29068, 29536, 31382, 38012, 38624, 39689, 45968, 47996, 48848, 51901, 58136, 62764, 76024, 79378, 91936, 95992, 97696, 103802, 116272, 123539, 125528, 152048, 158756, 191984, 203983, 207604, 232544, 247078, 251056, 304096, 317512, 383968, 407966, 415208, 494156, 502112, 515957, 635024, 674713, 815932, 830416, 988312, 1031914, 1270048, 1349426, 1631864, 1660832, 1976624, 2063828, 2698852, 3263728, 3953248, 4127656, 5397704, 6527456, 8255312, 8771269, 10795408, 16510624, 17542538, 21590816, 35085076, 70170152, 140340304, 280680608]

約数ペア:

[(1, 280680608), (2, 140340304), (4, 70170152), (8, 35085076), (13, 21590816), (16, 17542538), (17, 16510624), (26, 10795408), (32, 8771269), (34, 8255312), (43, 6527456), (52, 5397704), (68, 4127656), (71, 3953248), (86, 3263728), (104, 2698852), (136, 2063828), (142, 1976624), (169, 1660832), (172, 1631864), (208, 1349426), (221, 1270048), (272, 1031914), (284, 988312), (338, 830416), (344, 815932), (416, 674713), (442, 635024), (544, 515957), (559, 502112), (568, 494156), (676, 415208), (688, 407966), (731, 383968), (884, 317512), (923, 304096), (1118, 251056), (1136, 247078), (1207, 232544), (1352, 207604), (1376, 203983), (1462, 191984), (1768, 158756), (1846, 152048), (2236, 125528), (2272, 123539), (2414, 116272), (2704, 103802), (2873, 97696), (2924, 95992), (3053, 91936), (3536, 79378), (3692, 76024), (4472, 62764), (4828, 58136), (5408, 51901), (5746, 48848), (5848, 47996), (6106, 45968), (7072, 39689), (7267, 38624), (7384, 38012), (8944, 31382), (9503, 29536), (9656, 29068), (11492, 24424), (11696, 23998), (11999, 23392), (12212, 22984), (14534, 19312), (14768, 19006), (15691, 17888)]