211220256

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:363

約数の個数: 144

約数和(自身を含む): 615371904

約数和(自身を除く): 404151648

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 47, 48, 52, 78, 94, 96, 104, 141, 156, 169, 188, 208, 277, 282, 312, 338, 376, 416, 507, 554, 564, 611, 624, 676, 752, 831, 1014, 1108, 1128, 1222, 1248, 1352, 1504, 1662, 1833, 2028, 2216, 2256, 2444, 2704, 3324, 3601, 3666, 4056, 4432, 4512, 4888, 5408, 6648, 7202, 7332, 7943, 8112, 8864, 9776, 10803, 13019, 13296, 14404, 14664, 15886, 16224, 19552, 21606, 23829, 26038, 26592, 28808, 29328, 31772, 39057, 43212, 46813, 47658, 52076, 57616, 58656, 63544, 78114, 86424, 93626, 95316, 104152, 115232, 127088, 140439, 156228, 169247, 172848, 187252, 190632, 208304, 254176, 280878, 312456, 338494, 345696, 374504, 381264, 416608, 507741, 561756, 624912, 676988, 749008, 762528, 1015482, 1123512, 1249824, 1353976, 1498016, 2030964, 2200211, 2247024, 2707952, 4061928, 4400422, 4494048, 5415904, 6600633, 8123856, 8800844, 13201266, 16247712, 17601688, 26402532, 35203376, 52805064, 70406752, 105610128, 211220256]

約数ペア:

[(1, 211220256), (2, 105610128), (3, 70406752), (4, 52805064), (6, 35203376), (8, 26402532), (12, 17601688), (13, 16247712), (16, 13201266), (24, 8800844), (26, 8123856), (32, 6600633), (39, 5415904), (47, 4494048), (48, 4400422), (52, 4061928), (78, 2707952), (94, 2247024), (96, 2200211), (104, 2030964), (141, 1498016), (156, 1353976), (169, 1249824), (188, 1123512), (208, 1015482), (277, 762528), (282, 749008), (312, 676988), (338, 624912), (376, 561756), (416, 507741), (507, 416608), (554, 381264), (564, 374504), (611, 345696), (624, 338494), (676, 312456), (752, 280878), (831, 254176), (1014, 208304), (1108, 190632), (1128, 187252), (1222, 172848), (1248, 169247), (1352, 156228), (1504, 140439), (1662, 127088), (1833, 115232), (2028, 104152), (2216, 95316), (2256, 93626), (2444, 86424), (2704, 78114), (3324, 63544), (3601, 58656), (3666, 57616), (4056, 52076), (4432, 47658), (4512, 46813), (4888, 43212), (5408, 39057), (6648, 31772), (7202, 29328), (7332, 28808), (7943, 26592), (8112, 26038), (8864, 23829), (9776, 21606), (10803, 19552), (13019, 16224), (13296, 15886), (14404, 14664)]