245836864

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1$

素因数の和:253

約数の個数: 168

約数和(自身を含む): 642567168

約数和(自身を除く): 396730304

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 64, 68, 91, 104, 112, 119, 136, 169, 182, 191, 208, 221, 224, 238, 272, 338, 364, 382, 416, 442, 448, 476, 544, 676, 728, 764, 832, 884, 952, 1088, 1183, 1337, 1352, 1456, 1528, 1547, 1768, 1904, 2366, 2483, 2674, 2704, 2873, 2912, 3056, 3094, 3247, 3536, 3808, 4732, 4966, 5348, 5408, 5746, 5824, 6112, 6188, 6494, 7072, 7616, 9464, 9932, 10696, 10816, 11492, 12224, 12376, 12988, 14144, 17381, 18928, 19864, 20111, 21392, 22729, 22984, 24752, 25976, 32279, 34762, 37856, 39728, 40222, 42211, 42784, 45458, 45968, 49504, 51952, 64558, 69524, 75712, 79456, 80444, 84422, 85568, 90916, 91936, 99008, 103904, 129116, 139048, 158912, 160888, 168844, 181832, 183872, 207808, 225953, 258232, 278096, 295477, 321776, 337688, 363664, 451906, 516464, 548743, 556192, 590954, 643552, 675376, 727328, 903812, 1032928, 1097486, 1112384, 1181908, 1287104, 1350752, 1454656, 1807624, 2065856, 2194972, 2363816, 2701504, 3615248, 3841201, 4389944, 4727632, 7230496, 7682402, 8779888, 9455264, 14460992, 15364804, 17559776, 18910528, 30729608, 35119552, 61459216, 122918432, 245836864]

約数ペア:

[(1, 245836864), (2, 122918432), (4, 61459216), (7, 35119552), (8, 30729608), (13, 18910528), (14, 17559776), (16, 15364804), (17, 14460992), (26, 9455264), (28, 8779888), (32, 7682402), (34, 7230496), (52, 4727632), (56, 4389944), (64, 3841201), (68, 3615248), (91, 2701504), (104, 2363816), (112, 2194972), (119, 2065856), (136, 1807624), (169, 1454656), (182, 1350752), (191, 1287104), (208, 1181908), (221, 1112384), (224, 1097486), (238, 1032928), (272, 903812), (338, 727328), (364, 675376), (382, 643552), (416, 590954), (442, 556192), (448, 548743), (476, 516464), (544, 451906), (676, 363664), (728, 337688), (764, 321776), (832, 295477), (884, 278096), (952, 258232), (1088, 225953), (1183, 207808), (1337, 183872), (1352, 181832), (1456, 168844), (1528, 160888), (1547, 158912), (1768, 139048), (1904, 129116), (2366, 103904), (2483, 99008), (2674, 91936), (2704, 90916), (2873, 85568), (2912, 84422), (3056, 80444), (3094, 79456), (3247, 75712), (3536, 69524), (3808, 64558), (4732, 51952), (4966, 49504), (5348, 45968), (5408, 45458), (5746, 42784), (5824, 42211), (6112, 40222), (6188, 39728), (6494, 37856), (7072, 34762), (7616, 32279), (9464, 25976), (9932, 24752), (10696, 22984), (10816, 22729), (11492, 21392), (12224, 20111), (12376, 19864), (12988, 18928), (14144, 17381)]