279292160

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:169

約数の個数: 216

約数和(自身を含む): 801808056

約数和(自身を除く): 522515896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 61, 64, 70, 73, 80, 98, 112, 122, 128, 140, 146, 160, 196, 224, 244, 245, 256, 280, 292, 305, 320, 365, 392, 427, 448, 488, 490, 511, 560, 584, 610, 640, 730, 784, 854, 896, 976, 980, 1022, 1120, 1168, 1220, 1280, 1460, 1568, 1708, 1792, 1952, 1960, 2044, 2135, 2240, 2336, 2440, 2555, 2920, 2989, 3136, 3416, 3577, 3904, 3920, 4088, 4270, 4453, 4480, 4672, 4880, 5110, 5840, 5978, 6272, 6832, 7154, 7808, 7840, 8176, 8540, 8906, 8960, 9344, 9760, 10220, 11680, 11956, 12544, 13664, 14308, 14945, 15616, 15680, 16352, 17080, 17812, 17885, 18688, 19520, 20440, 22265, 23360, 23912, 27328, 28616, 29890, 31171, 31360, 32704, 34160, 35624, 35770, 39040, 40880, 44530, 46720, 47824, 54656, 57232, 59780, 62342, 62720, 65408, 68320, 71248, 71540, 78080, 81760, 89060, 93440, 95648, 109312, 114464, 119560, 124684, 130816, 136640, 142496, 143080, 155855, 163520, 178120, 191296, 218197, 228928, 239120, 249368, 273280, 284992, 286160, 311710, 327040, 356240, 382592, 436394, 457856, 478240, 498736, 546560, 569984, 572320, 623420, 654080, 712480, 765184, 872788, 915712, 956480, 997472, 1090985, 1139968, 1144640, 1246840, 1424960, 1745576, 1912960, 1994944, 2181970, 2289280, 2493680, 2849920, 3491152, 3825920, 3989888, 4363940, 4578560, 4987360, 5699840, 6982304, 7979776, 8727880, 9974720, 13964608, 17455760, 19949440, 27929216, 34911520, 39898880, 55858432, 69823040, 139646080, 279292160]

約数ペア:

[(1, 279292160), (2, 139646080), (4, 69823040), (5, 55858432), (7, 39898880), (8, 34911520), (10, 27929216), (14, 19949440), (16, 17455760), (20, 13964608), (28, 9974720), (32, 8727880), (35, 7979776), (40, 6982304), (49, 5699840), (56, 4987360), (61, 4578560), (64, 4363940), (70, 3989888), (73, 3825920), (80, 3491152), (98, 2849920), (112, 2493680), (122, 2289280), (128, 2181970), (140, 1994944), (146, 1912960), (160, 1745576), (196, 1424960), (224, 1246840), (244, 1144640), (245, 1139968), (256, 1090985), (280, 997472), (292, 956480), (305, 915712), (320, 872788), (365, 765184), (392, 712480), (427, 654080), (448, 623420), (488, 572320), (490, 569984), (511, 546560), (560, 498736), (584, 478240), (610, 457856), (640, 436394), (730, 382592), (784, 356240), (854, 327040), (896, 311710), (976, 286160), (980, 284992), (1022, 273280), (1120, 249368), (1168, 239120), (1220, 228928), (1280, 218197), (1460, 191296), (1568, 178120), (1708, 163520), (1792, 155855), (1952, 143080), (1960, 142496), (2044, 136640), (2135, 130816), (2240, 124684), (2336, 119560), (2440, 114464), (2555, 109312), (2920, 95648), (2989, 93440), (3136, 89060), (3416, 81760), (3577, 78080), (3904, 71540), (3920, 71248), (4088, 68320), (4270, 65408), (4453, 62720), (4480, 62342), (4672, 59780), (4880, 57232), (5110, 54656), (5840, 47824), (5978, 46720), (6272, 44530), (6832, 40880), (7154, 39040), (7808, 35770), (7840, 35624), (8176, 34160), (8540, 32704), (8906, 31360), (8960, 31171), (9344, 29890), (9760, 28616), (10220, 27328), (11680, 23912), (11956, 23360), (12544, 22265), (13664, 20440), (14308, 19520), (14945, 18688), (15616, 17885), (15680, 17812), (16352, 17080)]