728831488

素因数分解:

$2^9\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:201

約数の個数: 240

約数和(自身を含む): 1959249600

約数和(自身を除く): 1230418112

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 49, 56, 64, 76, 77, 88, 98, 112, 128, 133, 139, 152, 154, 176, 196, 209, 224, 256, 266, 278, 304, 308, 352, 392, 418, 448, 512, 532, 539, 556, 608, 616, 704, 784, 836, 896, 931, 973, 1064, 1078, 1112, 1216, 1232, 1408, 1463, 1529, 1568, 1672, 1792, 1862, 1946, 2128, 2156, 2224, 2432, 2464, 2641, 2816, 2926, 3058, 3136, 3344, 3584, 3724, 3892, 4256, 4312, 4448, 4864, 4928, 5282, 5632, 5852, 6116, 6272, 6688, 6811, 7448, 7784, 8512, 8624, 8896, 9728, 9856, 10241, 10564, 10703, 11704, 12232, 12544, 13376, 13622, 14896, 15568, 17024, 17248, 17792, 18487, 19712, 20482, 21128, 21406, 23408, 24464, 25088, 26752, 27244, 29051, 29792, 31136, 34048, 34496, 35584, 36974, 39424, 40964, 42256, 42812, 46816, 48928, 53504, 54488, 58102, 59584, 62272, 68096, 68992, 71168, 73948, 74921, 81928, 84512, 85624, 93632, 97856, 107008, 108976, 116204, 119168, 124544, 129409, 137984, 147896, 149842, 163856, 169024, 171248, 187264, 195712, 203357, 217952, 232408, 238336, 249088, 258818, 275968, 295792, 299684, 327712, 338048, 342496, 374528, 391424, 406714, 435904, 464816, 476672, 498176, 517636, 591584, 599368, 655424, 676096, 684992, 749056, 782848, 813428, 871808, 929632, 1035272, 1183168, 1198736, 1310848, 1352192, 1369984, 1423499, 1626856, 1743616, 1859264, 2070544, 2366336, 2397472, 2621696, 2739968, 2846998, 3253712, 3487232, 3718528, 4141088, 4732672, 4794944, 5243392, 5479936, 5693996, 6507424, 7437056, 8282176, 9465344, 9589888, 11387992, 13014848, 14874112, 16564352, 19179776, 22775984, 26029696, 33128704, 38359552, 45551968, 52059392, 66257408, 91103936, 104118784, 182207872, 364415744, 728831488]

約数ペア:

[(1, 728831488), (2, 364415744), (4, 182207872), (7, 104118784), (8, 91103936), (11, 66257408), (14, 52059392), (16, 45551968), (19, 38359552), (22, 33128704), (28, 26029696), (32, 22775984), (38, 19179776), (44, 16564352), (49, 14874112), (56, 13014848), (64, 11387992), (76, 9589888), (77, 9465344), (88, 8282176), (98, 7437056), (112, 6507424), (128, 5693996), (133, 5479936), (139, 5243392), (152, 4794944), (154, 4732672), (176, 4141088), (196, 3718528), (209, 3487232), (224, 3253712), (256, 2846998), (266, 2739968), (278, 2621696), (304, 2397472), (308, 2366336), (352, 2070544), (392, 1859264), (418, 1743616), (448, 1626856), (512, 1423499), (532, 1369984), (539, 1352192), (556, 1310848), (608, 1198736), (616, 1183168), (704, 1035272), (784, 929632), (836, 871808), (896, 813428), (931, 782848), (973, 749056), (1064, 684992), (1078, 676096), (1112, 655424), (1216, 599368), (1232, 591584), (1408, 517636), (1463, 498176), (1529, 476672), (1568, 464816), (1672, 435904), (1792, 406714), (1862, 391424), (1946, 374528), (2128, 342496), (2156, 338048), (2224, 327712), (2432, 299684), (2464, 295792), (2641, 275968), (2816, 258818), (2926, 249088), (3058, 238336), (3136, 232408), (3344, 217952), (3584, 203357), (3724, 195712), (3892, 187264), (4256, 171248), (4312, 169024), (4448, 163856), (4864, 149842), (4928, 147896), (5282, 137984), (5632, 129409), (5852, 124544), (6116, 119168), (6272, 116204), (6688, 108976), (6811, 107008), (7448, 97856), (7784, 93632), (8512, 85624), (8624, 84512), (8896, 81928), (9728, 74921), (9856, 73948), (10241, 71168), (10564, 68992), (10703, 68096), (11704, 62272), (12232, 59584), (12544, 58102), (13376, 54488), (13622, 53504), (14896, 48928), (15568, 46816), (17024, 42812), (17248, 42256), (17792, 40964), (18487, 39424), (19712, 36974), (20482, 35584), (21128, 34496), (21406, 34048), (23408, 31136), (24464, 29792), (25088, 29051), (26752, 27244)]