257613408

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{829}}^1$

素因数の和:941

約数の個数: 144

約数和(自身を含む): 799409520

約数和(自身を除く): 541796112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 83, 96, 104, 117, 144, 156, 166, 208, 234, 249, 288, 312, 332, 416, 468, 498, 624, 664, 747, 829, 936, 996, 1079, 1248, 1328, 1494, 1658, 1872, 1992, 2158, 2487, 2656, 2988, 3237, 3316, 3744, 3984, 4316, 4974, 5976, 6474, 6632, 7461, 7968, 8632, 9711, 9948, 10777, 11952, 12948, 13264, 14922, 17264, 19422, 19896, 21554, 23904, 25896, 26528, 29844, 32331, 34528, 38844, 39792, 43108, 51792, 59688, 64662, 68807, 77688, 79584, 86216, 96993, 103584, 119376, 129324, 137614, 155376, 172432, 193986, 206421, 238752, 258648, 275228, 310752, 344864, 387972, 412842, 517296, 550456, 619263, 775944, 825684, 894491, 1034592, 1100912, 1238526, 1551888, 1651368, 1788982, 2201824, 2477052, 2683473, 3103776, 3302736, 3577964, 4954104, 5366946, 6605472, 7155928, 8050419, 9908208, 10733892, 14311856, 16100838, 19816416, 21467784, 28623712, 32201676, 42935568, 64403352, 85871136, 128806704, 257613408]

約数ペア:

[(1, 257613408), (2, 128806704), (3, 85871136), (4, 64403352), (6, 42935568), (8, 32201676), (9, 28623712), (12, 21467784), (13, 19816416), (16, 16100838), (18, 14311856), (24, 10733892), (26, 9908208), (32, 8050419), (36, 7155928), (39, 6605472), (48, 5366946), (52, 4954104), (72, 3577964), (78, 3302736), (83, 3103776), (96, 2683473), (104, 2477052), (117, 2201824), (144, 1788982), (156, 1651368), (166, 1551888), (208, 1238526), (234, 1100912), (249, 1034592), (288, 894491), (312, 825684), (332, 775944), (416, 619263), (468, 550456), (498, 517296), (624, 412842), (664, 387972), (747, 344864), (829, 310752), (936, 275228), (996, 258648), (1079, 238752), (1248, 206421), (1328, 193986), (1494, 172432), (1658, 155376), (1872, 137614), (1992, 129324), (2158, 119376), (2487, 103584), (2656, 96993), (2988, 86216), (3237, 79584), (3316, 77688), (3744, 68807), (3984, 64662), (4316, 59688), (4974, 51792), (5976, 43108), (6474, 39792), (6632, 38844), (7461, 34528), (7968, 32331), (8632, 29844), (9711, 26528), (9948, 25896), (10777, 23904), (11952, 21554), (12948, 19896), (13264, 19422), (14922, 17264)]