778282128

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{997}}^1$

素因数の和:1166

約数の個数: 160

約数和(自身を含む): 2425539200

約数和(自身を除く): 1647257072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 139, 144, 156, 208, 216, 234, 278, 312, 351, 417, 432, 468, 556, 624, 702, 834, 936, 997, 1112, 1251, 1404, 1668, 1807, 1872, 1994, 2224, 2502, 2808, 2991, 3336, 3614, 3753, 3988, 5004, 5421, 5616, 5982, 6672, 7228, 7506, 7976, 8973, 10008, 10842, 11964, 12961, 14456, 15012, 15952, 16263, 17946, 20016, 21684, 23928, 25922, 26919, 28912, 30024, 32526, 35892, 38883, 43368, 47856, 48789, 51844, 53838, 60048, 65052, 71784, 77766, 86736, 97578, 103688, 107676, 116649, 130104, 138583, 143568, 155532, 195156, 207376, 215352, 233298, 260208, 277166, 311064, 349947, 390312, 415749, 430704, 466596, 554332, 622128, 699894, 780624, 831498, 933192, 1108664, 1247247, 1399788, 1662996, 1801579, 1866384, 2217328, 2494494, 2799576, 3325992, 3603158, 3741741, 4988988, 5404737, 5599152, 6651984, 7206316, 7483482, 9977976, 10809474, 14412632, 14966964, 16214211, 19955952, 21618948, 28825264, 29933928, 32428422, 43237896, 48642633, 59867856, 64856844, 86475792, 97285266, 129713688, 194570532, 259427376, 389141064, 778282128]

約数ペア:

[(1, 778282128), (2, 389141064), (3, 259427376), (4, 194570532), (6, 129713688), (8, 97285266), (9, 86475792), (12, 64856844), (13, 59867856), (16, 48642633), (18, 43237896), (24, 32428422), (26, 29933928), (27, 28825264), (36, 21618948), (39, 19955952), (48, 16214211), (52, 14966964), (54, 14412632), (72, 10809474), (78, 9977976), (104, 7483482), (108, 7206316), (117, 6651984), (139, 5599152), (144, 5404737), (156, 4988988), (208, 3741741), (216, 3603158), (234, 3325992), (278, 2799576), (312, 2494494), (351, 2217328), (417, 1866384), (432, 1801579), (468, 1662996), (556, 1399788), (624, 1247247), (702, 1108664), (834, 933192), (936, 831498), (997, 780624), (1112, 699894), (1251, 622128), (1404, 554332), (1668, 466596), (1807, 430704), (1872, 415749), (1994, 390312), (2224, 349947), (2502, 311064), (2808, 277166), (2991, 260208), (3336, 233298), (3614, 215352), (3753, 207376), (3988, 195156), (5004, 155532), (5421, 143568), (5616, 138583), (5982, 130104), (6672, 116649), (7228, 107676), (7506, 103688), (7976, 97578), (8973, 86736), (10008, 77766), (10842, 71784), (11964, 65052), (12961, 60048), (14456, 53838), (15012, 51844), (15952, 48789), (16263, 47856), (17946, 43368), (20016, 38883), (21684, 35892), (23928, 32526), (25922, 30024), (26919, 28912)]