208263328

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{601}}^1$

素因数の和:655

約数の個数: 144

約数和(自身を含む): 544769064

約数和(自身を除く): 336505736

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 49, 52, 56, 68, 91, 98, 104, 112, 119, 136, 182, 196, 208, 221, 224, 238, 272, 364, 392, 416, 442, 476, 544, 601, 637, 728, 784, 833, 884, 952, 1202, 1274, 1456, 1547, 1568, 1666, 1768, 1904, 2404, 2548, 2912, 3094, 3332, 3536, 3808, 4207, 4808, 5096, 6188, 6664, 7072, 7813, 8414, 9616, 10192, 10217, 10829, 12376, 13328, 15626, 16828, 19232, 20384, 20434, 21658, 24752, 26656, 29449, 31252, 33656, 40868, 43316, 49504, 54691, 58898, 62504, 67312, 71519, 81736, 86632, 109382, 117796, 125008, 132821, 134624, 143038, 163472, 173264, 218764, 235592, 250016, 265642, 286076, 326944, 346528, 382837, 437528, 471184, 500633, 531284, 572152, 765674, 875056, 929747, 942368, 1001266, 1062568, 1144304, 1531348, 1750112, 1859494, 2002532, 2125136, 2288608, 3062696, 3718988, 4005064, 4250272, 6125392, 6508229, 7437976, 8010128, 12250784, 13016458, 14875952, 16020256, 26032916, 29751904, 52065832, 104131664, 208263328]

約数ペア:

[(1, 208263328), (2, 104131664), (4, 52065832), (7, 29751904), (8, 26032916), (13, 16020256), (14, 14875952), (16, 13016458), (17, 12250784), (26, 8010128), (28, 7437976), (32, 6508229), (34, 6125392), (49, 4250272), (52, 4005064), (56, 3718988), (68, 3062696), (91, 2288608), (98, 2125136), (104, 2002532), (112, 1859494), (119, 1750112), (136, 1531348), (182, 1144304), (196, 1062568), (208, 1001266), (221, 942368), (224, 929747), (238, 875056), (272, 765674), (364, 572152), (392, 531284), (416, 500633), (442, 471184), (476, 437528), (544, 382837), (601, 346528), (637, 326944), (728, 286076), (784, 265642), (833, 250016), (884, 235592), (952, 218764), (1202, 173264), (1274, 163472), (1456, 143038), (1547, 134624), (1568, 132821), (1666, 125008), (1768, 117796), (1904, 109382), (2404, 86632), (2548, 81736), (2912, 71519), (3094, 67312), (3332, 62504), (3536, 58898), (3808, 54691), (4207, 49504), (4808, 43316), (5096, 40868), (6188, 33656), (6664, 31252), (7072, 29449), (7813, 26656), (8414, 24752), (9616, 21658), (10192, 20434), (10217, 20384), (10829, 19232), (12376, 16828), (13328, 15626)]