247736128

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:216

約数の個数: 112

約数和(自身を含む): 544250880

約数和(自身を除く): 296514752

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 61, 62, 64, 89, 92, 122, 124, 178, 184, 244, 248, 356, 368, 488, 496, 712, 713, 736, 976, 992, 1403, 1424, 1426, 1472, 1891, 1952, 1984, 2047, 2759, 2806, 2848, 2852, 3782, 3904, 4094, 5429, 5518, 5612, 5696, 5704, 7564, 8188, 10858, 11036, 11224, 11408, 15128, 16376, 21716, 22072, 22448, 22816, 30256, 32752, 43432, 43493, 44144, 44896, 45632, 60512, 63457, 65504, 86864, 86986, 88288, 89792, 121024, 124867, 126914, 131008, 168299, 173728, 173972, 176576, 249734, 253828, 336598, 347456, 347944, 499468, 507656, 673196, 695888, 998936, 1015312, 1346392, 1391776, 1997872, 2030624, 2692784, 2783552, 3870877, 3995744, 4061248, 5385568, 7741754, 7991488, 10771136, 15483508, 30967016, 61934032, 123868064, 247736128]

約数ペア:

[(1, 247736128), (2, 123868064), (4, 61934032), (8, 30967016), (16, 15483508), (23, 10771136), (31, 7991488), (32, 7741754), (46, 5385568), (61, 4061248), (62, 3995744), (64, 3870877), (89, 2783552), (92, 2692784), (122, 2030624), (124, 1997872), (178, 1391776), (184, 1346392), (244, 1015312), (248, 998936), (356, 695888), (368, 673196), (488, 507656), (496, 499468), (712, 347944), (713, 347456), (736, 336598), (976, 253828), (992, 249734), (1403, 176576), (1424, 173972), (1426, 173728), (1472, 168299), (1891, 131008), (1952, 126914), (1984, 124867), (2047, 121024), (2759, 89792), (2806, 88288), (2848, 86986), (2852, 86864), (3782, 65504), (3904, 63457), (4094, 60512), (5429, 45632), (5518, 44896), (5612, 44144), (5696, 43493), (5704, 43432), (7564, 32752), (8188, 30256), (10858, 22816), (11036, 22448), (11224, 22072), (11408, 21716), (15128, 16376)]