311115168

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1319}}^1$

素因数の和:1361

約数の個数: 240

約数和(自身を含む): 1126984320

約数和(自身を除く): 815869152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 32, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 81, 84, 91, 96, 104, 108, 112, 117, 126, 144, 156, 162, 168, 182, 189, 208, 216, 224, 234, 252, 273, 288, 312, 324, 336, 351, 364, 378, 416, 432, 468, 504, 546, 567, 624, 648, 672, 702, 728, 756, 819, 864, 936, 1008, 1053, 1092, 1134, 1248, 1296, 1319, 1404, 1456, 1512, 1638, 1872, 2016, 2106, 2184, 2268, 2457, 2592, 2638, 2808, 2912, 3024, 3276, 3744, 3957, 4212, 4368, 4536, 4914, 5276, 5616, 6048, 6552, 7371, 7914, 8424, 8736, 9072, 9233, 9828, 10552, 11232, 11871, 13104, 14742, 15828, 16848, 17147, 18144, 18466, 19656, 21104, 23742, 26208, 27699, 29484, 31656, 33696, 34294, 35613, 36932, 39312, 42208, 47484, 51441, 55398, 58968, 63312, 68588, 71226, 73864, 78624, 83097, 94968, 102882, 106839, 110796, 117936, 120029, 126624, 137176, 142452, 147728, 154323, 166194, 189936, 205764, 213678, 221592, 235872, 240058, 249291, 274352, 284904, 295456, 308646, 332388, 360087, 379872, 411528, 427356, 443184, 462969, 480116, 498582, 548704, 569808, 617292, 664776, 720174, 747873, 823056, 854712, 886368, 925938, 960232, 997164, 1080261, 1139616, 1234584, 1329552, 1388907, 1440348, 1495746, 1646112, 1709424, 1851876, 1920464, 1994328, 2160522, 2469168, 2659104, 2777814, 2880696, 2991492, 3240783, 3418848, 3703752, 3840928, 3988656, 4321044, 4938336, 5555628, 5761392, 5982984, 6481566, 7407504, 7977312, 8642088, 9722349, 11111256, 11522784, 11965968, 12963132, 14815008, 17284176, 19444698, 22222512, 23931936, 25926264, 34568352, 38889396, 44445024, 51852528, 77778792, 103705056, 155557584, 311115168]

約数ペア:

[(1, 311115168), (2, 155557584), (3, 103705056), (4, 77778792), (6, 51852528), (7, 44445024), (8, 38889396), (9, 34568352), (12, 25926264), (13, 23931936), (14, 22222512), (16, 19444698), (18, 17284176), (21, 14815008), (24, 12963132), (26, 11965968), (27, 11522784), (28, 11111256), (32, 9722349), (36, 8642088), (39, 7977312), (42, 7407504), (48, 6481566), (52, 5982984), (54, 5761392), (56, 5555628), (63, 4938336), (72, 4321044), (78, 3988656), (81, 3840928), (84, 3703752), (91, 3418848), (96, 3240783), (104, 2991492), (108, 2880696), (112, 2777814), (117, 2659104), (126, 2469168), (144, 2160522), (156, 1994328), (162, 1920464), (168, 1851876), (182, 1709424), (189, 1646112), (208, 1495746), (216, 1440348), (224, 1388907), (234, 1329552), (252, 1234584), (273, 1139616), (288, 1080261), (312, 997164), (324, 960232), (336, 925938), (351, 886368), (364, 854712), (378, 823056), (416, 747873), (432, 720174), (468, 664776), (504, 617292), (546, 569808), (567, 548704), (624, 498582), (648, 480116), (672, 462969), (702, 443184), (728, 427356), (756, 411528), (819, 379872), (864, 360087), (936, 332388), (1008, 308646), (1053, 295456), (1092, 284904), (1134, 274352), (1248, 249291), (1296, 240058), (1319, 235872), (1404, 221592), (1456, 213678), (1512, 205764), (1638, 189936), (1872, 166194), (2016, 154323), (2106, 147728), (2184, 142452), (2268, 137176), (2457, 126624), (2592, 120029), (2638, 117936), (2808, 110796), (2912, 106839), (3024, 102882), (3276, 94968), (3744, 83097), (3957, 78624), (4212, 73864), (4368, 71226), (4536, 68588), (4914, 63312), (5276, 58968), (5616, 55398), (6048, 51441), (6552, 47484), (7371, 42208), (7914, 39312), (8424, 36932), (8736, 35613), (9072, 34294), (9233, 33696), (9828, 31656), (10552, 29484), (11232, 27699), (11871, 26208), (13104, 23742), (14742, 21104), (15828, 19656), (16848, 18466), (17147, 18144)]