991939991808

素因数分解:

$2^8\times 3^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1\times {\mathrm{29383}}^1$

素因数の和:29904

約数の個数: 144

約数和(自身を含む): 2670307436160

約数和(自身を除く): 1678367444352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 113, 128, 192, 226, 256, 339, 384, 389, 452, 678, 768, 778, 904, 1167, 1356, 1556, 1808, 2334, 2712, 3112, 3616, 4668, 5424, 6224, 7232, 9336, 10848, 12448, 14464, 18672, 21696, 24896, 28928, 29383, 37344, 43392, 43957, 49792, 58766, 74688, 86784, 87914, 88149, 99584, 117532, 131871, 149376, 175828, 176298, 235064, 263742, 298752, 351656, 352596, 470128, 527484, 703312, 705192, 940256, 1054968, 1406624, 1410384, 1880512, 2109936, 2813248, 2820768, 3320279, 3761024, 4219872, 5626496, 5641536, 6640558, 7522048, 8439744, 9960837, 11252992, 11283072, 11429987, 13281116, 16879488, 19921674, 22566144, 22859974, 26562232, 33758976, 34289961, 39843348, 45719948, 53124464, 68579922, 79686696, 91439896, 106248928, 137159844, 159373392, 182879792, 212497856, 274319688, 318746784, 365759584, 424995712, 548639376, 637493568, 731519168, 849991424, 1097278752, 1274987136, 1291588531, 1463038336, 2194557504, 2549974272, 2583177062, 2926076672, 3874765593, 4389115008, 5166354124, 7749531186, 8778230016, 10332708248, 15499062372, 20665416496, 30998124744, 41330832992, 61996249488, 82661665984, 123992498976, 165323331968, 247984997952, 330646663936, 495969995904, 991939991808]

約数ペア:

[(1, 991939991808), (2, 495969995904), (3, 330646663936), (4, 247984997952), (6, 165323331968), (8, 123992498976), (12, 82661665984), (16, 61996249488), (24, 41330832992), (32, 30998124744), (48, 20665416496), (64, 15499062372), (96, 10332708248), (113, 8778230016), (128, 7749531186), (192, 5166354124), (226, 4389115008), (256, 3874765593), (339, 2926076672), (384, 2583177062), (389, 2549974272), (452, 2194557504), (678, 1463038336), (768, 1291588531), (778, 1274987136), (904, 1097278752), (1167, 849991424), (1356, 731519168), (1556, 637493568), (1808, 548639376), (2334, 424995712), (2712, 365759584), (3112, 318746784), (3616, 274319688), (4668, 212497856), (5424, 182879792), (6224, 159373392), (7232, 137159844), (9336, 106248928), (10848, 91439896), (12448, 79686696), (14464, 68579922), (18672, 53124464), (21696, 45719948), (24896, 39843348), (28928, 34289961), (29383, 33758976), (37344, 26562232), (43392, 22859974), (43957, 22566144), (49792, 19921674), (58766, 16879488), (74688, 13281116), (86784, 11429987), (87914, 11283072), (88149, 11252992), (99584, 9960837), (117532, 8439744), (131871, 7522048), (149376, 6640558), (175828, 5641536), (176298, 5626496), (235064, 4219872), (263742, 3761024), (298752, 3320279), (351656, 2820768), (352596, 2813248), (470128, 2109936), (527484, 1880512), (703312, 1410384), (705192, 1406624), (940256, 1054968)]