1819903904

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:220

約数の個数: 288

約数和(自身を含む): 4890654720

約数和(自身を除く): 3070750816

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 37, 38, 49, 52, 56, 74, 76, 91, 98, 104, 112, 127, 133, 148, 152, 182, 196, 208, 224, 247, 254, 259, 266, 296, 304, 364, 392, 416, 481, 494, 508, 518, 532, 592, 608, 637, 703, 728, 784, 889, 931, 962, 988, 1016, 1036, 1064, 1184, 1274, 1406, 1456, 1568, 1651, 1729, 1778, 1813, 1862, 1924, 1976, 2032, 2072, 2128, 2413, 2548, 2812, 2912, 3302, 3367, 3458, 3556, 3626, 3724, 3848, 3952, 4064, 4144, 4256, 4699, 4826, 4921, 5096, 5624, 6223, 6604, 6734, 6916, 7112, 7252, 7448, 7696, 7904, 8288, 9139, 9398, 9652, 9842, 10192, 11248, 11557, 12103, 12446, 13208, 13468, 13832, 14224, 14504, 14896, 15392, 16891, 18278, 18796, 19304, 19684, 20384, 22496, 23114, 23569, 24206, 24892, 26416, 26936, 27664, 28448, 29008, 29792, 31369, 32893, 33782, 34447, 36556, 37592, 38608, 39368, 46228, 47138, 48412, 49784, 52832, 53872, 55328, 58016, 61087, 62738, 63973, 65786, 67564, 68894, 73112, 75184, 77216, 78736, 80899, 89281, 92456, 94276, 96824, 99568, 107744, 118237, 122174, 125476, 127946, 131572, 135128, 137788, 146224, 150368, 157472, 161798, 178562, 184912, 188552, 193648, 199136, 219583, 230251, 236474, 244348, 250952, 255892, 263144, 270256, 275576, 292448, 323596, 357124, 369824, 377104, 387296, 427609, 439166, 447811, 460502, 472948, 488696, 501904, 511784, 526288, 540512, 551152, 624967, 647192, 714248, 754208, 855218, 878332, 895622, 921004, 945896, 977392, 1003808, 1023568, 1052576, 1102304, 1160653, 1249934, 1294384, 1428496, 1537081, 1710436, 1756664, 1791244, 1842008, 1891792, 1954784, 2047136, 2321306, 2499868, 2588768, 2856992, 2993263, 3074162, 3420872, 3513328, 3582488, 3684016, 3783584, 4374769, 4642612, 4999736, 5986526, 6148324, 6841744, 7026656, 7164976, 7368032, 8124571, 8749538, 9285224, 9999472, 11973052, 12296648, 13683488, 14329952, 16249142, 17499076, 18570448, 19998944, 23946104, 24593296, 32498284, 34998152, 37140896, 47892208, 49186592, 56871997, 64996568, 69996304, 95784416, 113743994, 129993136, 139992608, 227487988, 259986272, 454975976, 909951952, 1819903904]

約数ペア:

[(1, 1819903904), (2, 909951952), (4, 454975976), (7, 259986272), (8, 227487988), (13, 139992608), (14, 129993136), (16, 113743994), (19, 95784416), (26, 69996304), (28, 64996568), (32, 56871997), (37, 49186592), (38, 47892208), (49, 37140896), (52, 34998152), (56, 32498284), (74, 24593296), (76, 23946104), (91, 19998944), (98, 18570448), (104, 17499076), (112, 16249142), (127, 14329952), (133, 13683488), (148, 12296648), (152, 11973052), (182, 9999472), (196, 9285224), (208, 8749538), (224, 8124571), (247, 7368032), (254, 7164976), (259, 7026656), (266, 6841744), (296, 6148324), (304, 5986526), (364, 4999736), (392, 4642612), (416, 4374769), (481, 3783584), (494, 3684016), (508, 3582488), (518, 3513328), (532, 3420872), (592, 3074162), (608, 2993263), (637, 2856992), (703, 2588768), (728, 2499868), (784, 2321306), (889, 2047136), (931, 1954784), (962, 1891792), (988, 1842008), (1016, 1791244), (1036, 1756664), (1064, 1710436), (1184, 1537081), (1274, 1428496), (1406, 1294384), (1456, 1249934), (1568, 1160653), (1651, 1102304), (1729, 1052576), (1778, 1023568), (1813, 1003808), (1862, 977392), (1924, 945896), (1976, 921004), (2032, 895622), (2072, 878332), (2128, 855218), (2413, 754208), (2548, 714248), (2812, 647192), (2912, 624967), (3302, 551152), (3367, 540512), (3458, 526288), (3556, 511784), (3626, 501904), (3724, 488696), (3848, 472948), (3952, 460502), (4064, 447811), (4144, 439166), (4256, 427609), (4699, 387296), (4826, 377104), (4921, 369824), (5096, 357124), (5624, 323596), (6223, 292448), (6604, 275576), (6734, 270256), (6916, 263144), (7112, 255892), (7252, 250952), (7448, 244348), (7696, 236474), (7904, 230251), (8288, 219583), (9139, 199136), (9398, 193648), (9652, 188552), (9842, 184912), (10192, 178562), (11248, 161798), (11557, 157472), (12103, 150368), (12446, 146224), (13208, 137788), (13468, 135128), (13832, 131572), (14224, 127946), (14504, 125476), (14896, 122174), (15392, 118237), (16891, 107744), (18278, 99568), (18796, 96824), (19304, 94276), (19684, 92456), (20384, 89281), (22496, 80899), (23114, 78736), (23569, 77216), (24206, 75184), (24892, 73112), (26416, 68894), (26936, 67564), (27664, 65786), (28448, 63973), (29008, 62738), (29792, 61087), (31369, 58016), (32893, 55328), (33782, 53872), (34447, 52832), (36556, 49784), (37592, 48412), (38608, 47138), (39368, 46228)]