668804864

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1511}}^1$

素因数の和:1566

約数の個数: 144

約数和(自身を含む): 1730695680

約数和(自身を除く): 1061890816

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 64, 76, 91, 104, 112, 128, 133, 152, 182, 208, 224, 247, 256, 266, 304, 364, 416, 448, 494, 532, 608, 728, 832, 896, 988, 1064, 1216, 1456, 1511, 1664, 1729, 1792, 1976, 2128, 2432, 2912, 3022, 3328, 3458, 3952, 4256, 4864, 5824, 6044, 6916, 7904, 8512, 10577, 11648, 12088, 13832, 15808, 17024, 19643, 21154, 23296, 24176, 27664, 28709, 31616, 34048, 39286, 42308, 48352, 55328, 57418, 63232, 78572, 84616, 96704, 110656, 114836, 137501, 157144, 169232, 193408, 200963, 221312, 229672, 275002, 314288, 338464, 373217, 386816, 401926, 442624, 459344, 550004, 628576, 676928, 746434, 803852, 918688, 1100008, 1257152, 1353856, 1492868, 1607704, 1837376, 2200016, 2514304, 2612519, 2707712, 2985736, 3215408, 3674752, 4400032, 5028608, 5225038, 5971472, 6430816, 7349504, 8800064, 10450076, 11942944, 12861632, 17600128, 20900152, 23885888, 25723264, 35200256, 41800304, 47771776, 51446528, 83600608, 95543552, 167201216, 334402432, 668804864]

約数ペア:

[(1, 668804864), (2, 334402432), (4, 167201216), (7, 95543552), (8, 83600608), (13, 51446528), (14, 47771776), (16, 41800304), (19, 35200256), (26, 25723264), (28, 23885888), (32, 20900152), (38, 17600128), (52, 12861632), (56, 11942944), (64, 10450076), (76, 8800064), (91, 7349504), (104, 6430816), (112, 5971472), (128, 5225038), (133, 5028608), (152, 4400032), (182, 3674752), (208, 3215408), (224, 2985736), (247, 2707712), (256, 2612519), (266, 2514304), (304, 2200016), (364, 1837376), (416, 1607704), (448, 1492868), (494, 1353856), (532, 1257152), (608, 1100008), (728, 918688), (832, 803852), (896, 746434), (988, 676928), (1064, 628576), (1216, 550004), (1456, 459344), (1511, 442624), (1664, 401926), (1729, 386816), (1792, 373217), (1976, 338464), (2128, 314288), (2432, 275002), (2912, 229672), (3022, 221312), (3328, 200963), (3458, 193408), (3952, 169232), (4256, 157144), (4864, 137501), (5824, 114836), (6044, 110656), (6916, 96704), (7904, 84616), (8512, 78572), (10577, 63232), (11648, 57418), (12088, 55328), (13832, 48352), (15808, 42308), (17024, 39286), (19643, 34048), (21154, 31616), (23296, 28709), (24176, 27664)]