320905872

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:406

約数の個数: 240

約数和(自身を含む): 1108179072

約数和(自身を除く): 787273200

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 34, 36, 42, 48, 51, 56, 61, 63, 68, 72, 84, 102, 112, 119, 122, 126, 136, 144, 153, 168, 183, 204, 238, 244, 252, 272, 306, 307, 336, 357, 366, 408, 427, 476, 488, 504, 549, 612, 614, 714, 732, 816, 854, 921, 952, 976, 1008, 1037, 1071, 1098, 1224, 1228, 1281, 1428, 1464, 1708, 1842, 1904, 2074, 2142, 2149, 2196, 2448, 2456, 2562, 2763, 2856, 2928, 3111, 3416, 3684, 3843, 4148, 4284, 4298, 4392, 4912, 5124, 5219, 5526, 5712, 6222, 6447, 6832, 7259, 7368, 7686, 8296, 8568, 8596, 8784, 9333, 10248, 10438, 11052, 12444, 12894, 14518, 14736, 15372, 15657, 16592, 17136, 17192, 18666, 18727, 19341, 20496, 20876, 21777, 22104, 24888, 25788, 29036, 30744, 31314, 34384, 36533, 37332, 37454, 38682, 41752, 43554, 44208, 46971, 49776, 51576, 56181, 58072, 61488, 62628, 65331, 73066, 74664, 74908, 77364, 83504, 87108, 93942, 103152, 109599, 112362, 116144, 125256, 130662, 131089, 146132, 149328, 149816, 154728, 168543, 174216, 187884, 219198, 224724, 250512, 261324, 262178, 292264, 299632, 309456, 318359, 328797, 337086, 348432, 375768, 393267, 438396, 449448, 522648, 524356, 584528, 636718, 657594, 674172, 751536, 786534, 876792, 898896, 955077, 1045296, 1048712, 1179801, 1273436, 1315188, 1348344, 1573068, 1753584, 1910154, 2097424, 2228513, 2359602, 2546872, 2630376, 2696688, 2865231, 3146136, 3820308, 4457026, 4719204, 5093744, 5260752, 5730462, 6292272, 6685539, 7640616, 8914052, 9438408, 11460924, 13371078, 15281232, 17828104, 18876816, 20056617, 22921848, 26742156, 35656208, 40113234, 45843696, 53484312, 80226468, 106968624, 160452936, 320905872]

約数ペア:

[(1, 320905872), (2, 160452936), (3, 106968624), (4, 80226468), (6, 53484312), (7, 45843696), (8, 40113234), (9, 35656208), (12, 26742156), (14, 22921848), (16, 20056617), (17, 18876816), (18, 17828104), (21, 15281232), (24, 13371078), (28, 11460924), (34, 9438408), (36, 8914052), (42, 7640616), (48, 6685539), (51, 6292272), (56, 5730462), (61, 5260752), (63, 5093744), (68, 4719204), (72, 4457026), (84, 3820308), (102, 3146136), (112, 2865231), (119, 2696688), (122, 2630376), (126, 2546872), (136, 2359602), (144, 2228513), (153, 2097424), (168, 1910154), (183, 1753584), (204, 1573068), (238, 1348344), (244, 1315188), (252, 1273436), (272, 1179801), (306, 1048712), (307, 1045296), (336, 955077), (357, 898896), (366, 876792), (408, 786534), (427, 751536), (476, 674172), (488, 657594), (504, 636718), (549, 584528), (612, 524356), (614, 522648), (714, 449448), (732, 438396), (816, 393267), (854, 375768), (921, 348432), (952, 337086), (976, 328797), (1008, 318359), (1037, 309456), (1071, 299632), (1098, 292264), (1224, 262178), (1228, 261324), (1281, 250512), (1428, 224724), (1464, 219198), (1708, 187884), (1842, 174216), (1904, 168543), (2074, 154728), (2142, 149816), (2149, 149328), (2196, 146132), (2448, 131089), (2456, 130662), (2562, 125256), (2763, 116144), (2856, 112362), (2928, 109599), (3111, 103152), (3416, 93942), (3684, 87108), (3843, 83504), (4148, 77364), (4284, 74908), (4298, 74664), (4392, 73066), (4912, 65331), (5124, 62628), (5219, 61488), (5526, 58072), (5712, 56181), (6222, 51576), (6447, 49776), (6832, 46971), (7259, 44208), (7368, 43554), (7686, 41752), (8296, 38682), (8568, 37454), (8596, 37332), (8784, 36533), (9333, 34384), (10248, 31314), (10438, 30744), (11052, 29036), (12444, 25788), (12894, 24888), (14518, 22104), (14736, 21777), (15372, 20876), (15657, 20496), (16592, 19341), (17136, 18727), (17192, 18666)]