40278784

素因数分解:

$2^8\times 7^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1$

素因数の和:75

約数の個数: 162

約数和(自身を含む): 106604820

約数和(自身を除く): 66326036

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 49, 52, 56, 64, 76, 91, 98, 104, 112, 128, 133, 152, 169, 182, 196, 208, 224, 247, 256, 266, 304, 338, 364, 392, 416, 448, 494, 532, 608, 637, 676, 728, 784, 832, 896, 931, 988, 1064, 1183, 1216, 1274, 1352, 1456, 1568, 1664, 1729, 1792, 1862, 1976, 2128, 2366, 2432, 2548, 2704, 2912, 3136, 3211, 3328, 3458, 3724, 3952, 4256, 4732, 4864, 5096, 5408, 5824, 6272, 6422, 6916, 7448, 7904, 8281, 8512, 9464, 10192, 10816, 11648, 12103, 12544, 12844, 13832, 14896, 15808, 16562, 17024, 18928, 20384, 21632, 22477, 23296, 24206, 25688, 27664, 29792, 31616, 33124, 34048, 37856, 40768, 43264, 44954, 48412, 51376, 55328, 59584, 63232, 66248, 75712, 81536, 89908, 96824, 102752, 110656, 119168, 132496, 151424, 157339, 163072, 179816, 193648, 205504, 221312, 238336, 264992, 302848, 314678, 359632, 387296, 411008, 442624, 529984, 629356, 719264, 774592, 822016, 1059968, 1258712, 1438528, 1549184, 2119936, 2517424, 2877056, 3098368, 5034848, 5754112, 10069696, 20139392, 40278784]

約数ペア:

[(1, 40278784), (2, 20139392), (4, 10069696), (7, 5754112), (8, 5034848), (13, 3098368), (14, 2877056), (16, 2517424), (19, 2119936), (26, 1549184), (28, 1438528), (32, 1258712), (38, 1059968), (49, 822016), (52, 774592), (56, 719264), (64, 629356), (76, 529984), (91, 442624), (98, 411008), (104, 387296), (112, 359632), (128, 314678), (133, 302848), (152, 264992), (169, 238336), (182, 221312), (196, 205504), (208, 193648), (224, 179816), (247, 163072), (256, 157339), (266, 151424), (304, 132496), (338, 119168), (364, 110656), (392, 102752), (416, 96824), (448, 89908), (494, 81536), (532, 75712), (608, 66248), (637, 63232), (676, 59584), (728, 55328), (784, 51376), (832, 48412), (896, 44954), (931, 43264), (988, 40768), (1064, 37856), (1183, 34048), (1216, 33124), (1274, 31616), (1352, 29792), (1456, 27664), (1568, 25688), (1664, 24206), (1729, 23296), (1792, 22477), (1862, 21632), (1976, 20384), (2128, 18928), (2366, 17024), (2432, 16562), (2548, 15808), (2704, 14896), (2912, 13832), (3136, 12844), (3211, 12544), (3328, 12103), (3458, 11648), (3724, 10816), (3952, 10192), (4256, 9464), (4732, 8512), (4864, 8281), (5096, 7904), (5408, 7448), (5824, 6916), (6272, 6422)]