68291208

素因数分解:

$2^3\times 3^3\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:220

約数の個数: 128

約数和(自身を含む): 198201600

約数和(自身を除く): 129910392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 71, 72, 73, 108, 122, 142, 146, 183, 213, 216, 219, 244, 284, 292, 366, 426, 438, 488, 549, 568, 584, 639, 657, 732, 852, 876, 1098, 1278, 1314, 1464, 1647, 1704, 1752, 1917, 1971, 2196, 2556, 2628, 3294, 3834, 3942, 4331, 4392, 4453, 5112, 5183, 5256, 6588, 7668, 7884, 8662, 8906, 10366, 12993, 13176, 13359, 15336, 15549, 15768, 17324, 17812, 20732, 25986, 26718, 31098, 34648, 35624, 38979, 40077, 41464, 46647, 51972, 53436, 62196, 77958, 80154, 93294, 103944, 106872, 116937, 120231, 124392, 139941, 155916, 160308, 186588, 233874, 240462, 279882, 311832, 316163, 320616, 373176, 467748, 480924, 559764, 632326, 935496, 948489, 961848, 1119528, 1264652, 1896978, 2529304, 2845467, 3793956, 5690934, 7587912, 8536401, 11381868, 17072802, 22763736, 34145604, 68291208]

約数ペア:

[(1, 68291208), (2, 34145604), (3, 22763736), (4, 17072802), (6, 11381868), (8, 8536401), (9, 7587912), (12, 5690934), (18, 3793956), (24, 2845467), (27, 2529304), (36, 1896978), (54, 1264652), (61, 1119528), (71, 961848), (72, 948489), (73, 935496), (108, 632326), (122, 559764), (142, 480924), (146, 467748), (183, 373176), (213, 320616), (216, 316163), (219, 311832), (244, 279882), (284, 240462), (292, 233874), (366, 186588), (426, 160308), (438, 155916), (488, 139941), (549, 124392), (568, 120231), (584, 116937), (639, 106872), (657, 103944), (732, 93294), (852, 80154), (876, 77958), (1098, 62196), (1278, 53436), (1314, 51972), (1464, 46647), (1647, 41464), (1704, 40077), (1752, 38979), (1917, 35624), (1971, 34648), (2196, 31098), (2556, 26718), (2628, 25986), (3294, 20732), (3834, 17812), (3942, 17324), (4331, 15768), (4392, 15549), (4453, 15336), (5112, 13359), (5183, 13176), (5256, 12993), (6588, 10366), (7668, 8906), (7884, 8662)]