291251088

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{467}}^1$

素因数の和:613

約数の個数: 120

約数和(自身を含む): 841928256

約数和(自身を除く): 550677168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 71, 72, 122, 142, 144, 183, 213, 244, 284, 366, 426, 467, 488, 549, 568, 639, 732, 852, 934, 976, 1098, 1136, 1278, 1401, 1464, 1704, 1868, 2196, 2556, 2802, 2928, 3408, 3736, 4203, 4331, 4392, 5112, 5604, 7472, 8406, 8662, 8784, 10224, 11208, 12993, 16812, 17324, 22416, 25986, 28487, 33157, 33624, 34648, 38979, 51972, 56974, 66314, 67248, 69296, 77958, 85461, 99471, 103944, 113948, 132628, 155916, 170922, 198942, 207888, 227896, 256383, 265256, 298413, 311832, 341844, 397884, 455792, 512766, 530512, 596826, 623664, 683688, 795768, 1025532, 1193652, 1367376, 1591536, 2022577, 2051064, 2387304, 4045154, 4102128, 4774608, 6067731, 8090308, 12135462, 16180616, 18203193, 24270924, 32361232, 36406386, 48541848, 72812772, 97083696, 145625544, 291251088]

約数ペア:

[(1, 291251088), (2, 145625544), (3, 97083696), (4, 72812772), (6, 48541848), (8, 36406386), (9, 32361232), (12, 24270924), (16, 18203193), (18, 16180616), (24, 12135462), (36, 8090308), (48, 6067731), (61, 4774608), (71, 4102128), (72, 4045154), (122, 2387304), (142, 2051064), (144, 2022577), (183, 1591536), (213, 1367376), (244, 1193652), (284, 1025532), (366, 795768), (426, 683688), (467, 623664), (488, 596826), (549, 530512), (568, 512766), (639, 455792), (732, 397884), (852, 341844), (934, 311832), (976, 298413), (1098, 265256), (1136, 256383), (1278, 227896), (1401, 207888), (1464, 198942), (1704, 170922), (1868, 155916), (2196, 132628), (2556, 113948), (2802, 103944), (2928, 99471), (3408, 85461), (3736, 77958), (4203, 69296), (4331, 67248), (4392, 66314), (5112, 56974), (5604, 51972), (7472, 38979), (8406, 34648), (8662, 33624), (8784, 33157), (10224, 28487), (11208, 25986), (12993, 22416), (16812, 17324)]