978401536

素因数分解:

$2^8\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 2351744640

約数和(自身を除く): 1373343104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 67, 112, 116, 128, 134, 203, 224, 232, 256, 268, 281, 406, 448, 464, 469, 536, 562, 812, 896, 928, 938, 1072, 1124, 1624, 1792, 1856, 1876, 1943, 1967, 2144, 2248, 3248, 3712, 3752, 3886, 3934, 4288, 4496, 6496, 7424, 7504, 7772, 7868, 8149, 8576, 8992, 12992, 13601, 15008, 15544, 15736, 16298, 17152, 17984, 18827, 25984, 27202, 30016, 31088, 31472, 32596, 35968, 37654, 51968, 54404, 57043, 60032, 62176, 62944, 65192, 71936, 75308, 108808, 114086, 120064, 124352, 125888, 130384, 131789, 150616, 217616, 228172, 248704, 251776, 260768, 263578, 301232, 435232, 456344, 497408, 503552, 521536, 527156, 545983, 602464, 870464, 912688, 1043072, 1054312, 1091966, 1204928, 1740928, 1825376, 2086144, 2108624, 2183932, 2409856, 3481856, 3650752, 3821881, 4217248, 4367864, 4819712, 7301504, 7643762, 8434496, 8735728, 14603008, 15287524, 16868992, 17471456, 30575048, 33737984, 34942912, 61150096, 69885824, 122300192, 139771648, 244600384, 489200768, 978401536]

約数ペア:

[(1, 978401536), (2, 489200768), (4, 244600384), (7, 139771648), (8, 122300192), (14, 69885824), (16, 61150096), (28, 34942912), (29, 33737984), (32, 30575048), (56, 17471456), (58, 16868992), (64, 15287524), (67, 14603008), (112, 8735728), (116, 8434496), (128, 7643762), (134, 7301504), (203, 4819712), (224, 4367864), (232, 4217248), (256, 3821881), (268, 3650752), (281, 3481856), (406, 2409856), (448, 2183932), (464, 2108624), (469, 2086144), (536, 1825376), (562, 1740928), (812, 1204928), (896, 1091966), (928, 1054312), (938, 1043072), (1072, 912688), (1124, 870464), (1624, 602464), (1792, 545983), (1856, 527156), (1876, 521536), (1943, 503552), (1967, 497408), (2144, 456344), (2248, 435232), (3248, 301232), (3712, 263578), (3752, 260768), (3886, 251776), (3934, 248704), (4288, 228172), (4496, 217616), (6496, 150616), (7424, 131789), (7504, 130384), (7772, 125888), (7868, 124352), (8149, 120064), (8576, 114086), (8992, 108808), (12992, 75308), (13601, 71936), (15008, 65192), (15544, 62944), (15736, 62176), (16298, 60032), (17152, 57043), (17984, 54404), (18827, 51968), (25984, 37654), (27202, 35968), (30016, 32596), (31088, 31472)]