1259656528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{379}}^1$

素因数の和:477

約数の個数: 120

約数和(自身を含む): 2872906400

約数和(自身を除く): 1613249872

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 29, 38, 52, 58, 76, 104, 116, 152, 208, 232, 247, 304, 377, 379, 464, 494, 551, 754, 758, 841, 988, 1102, 1508, 1516, 1682, 1976, 2204, 3016, 3032, 3364, 3952, 4408, 4927, 6032, 6064, 6728, 7163, 7201, 8816, 9854, 10933, 10991, 13456, 14326, 14402, 15979, 19708, 21866, 21982, 28652, 28804, 31958, 39416, 43732, 43964, 57304, 57608, 63916, 78832, 87464, 87928, 93613, 114608, 115216, 127832, 142883, 174928, 175856, 187226, 207727, 208829, 255664, 285766, 318739, 374452, 415454, 417658, 571532, 637478, 748904, 830908, 835316, 1143064, 1274956, 1497808, 1661816, 1670632, 2286128, 2549912, 2714777, 3323632, 3341264, 4143607, 5099824, 5429554, 6056041, 8287214, 10859108, 12112082, 16574428, 21718216, 24224164, 33148856, 43436432, 48448328, 66297712, 78728533, 96896656, 157457066, 314914132, 629828264, 1259656528]

約数ペア:

[(1, 1259656528), (2, 629828264), (4, 314914132), (8, 157457066), (13, 96896656), (16, 78728533), (19, 66297712), (26, 48448328), (29, 43436432), (38, 33148856), (52, 24224164), (58, 21718216), (76, 16574428), (104, 12112082), (116, 10859108), (152, 8287214), (208, 6056041), (232, 5429554), (247, 5099824), (304, 4143607), (377, 3341264), (379, 3323632), (464, 2714777), (494, 2549912), (551, 2286128), (754, 1670632), (758, 1661816), (841, 1497808), (988, 1274956), (1102, 1143064), (1508, 835316), (1516, 830908), (1682, 748904), (1976, 637478), (2204, 571532), (3016, 417658), (3032, 415454), (3364, 374452), (3952, 318739), (4408, 285766), (4927, 255664), (6032, 208829), (6064, 207727), (6728, 187226), (7163, 175856), (7201, 174928), (8816, 142883), (9854, 127832), (10933, 115216), (10991, 114608), (13456, 93613), (14326, 87928), (14402, 87464), (15979, 78832), (19708, 63916), (21866, 57608), (21982, 57304), (28652, 43964), (28804, 43732), (31958, 39416)]