1391569280

素因数分解:

$2^7\times 5^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:484

約数の個数: 128

約数和(自身を含む): 3420468000

約数和(自身を除く): 2028898720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 137, 160, 236, 269, 274, 295, 320, 472, 538, 548, 590, 640, 685, 944, 1076, 1096, 1180, 1345, 1370, 1888, 2152, 2192, 2360, 2690, 2740, 3776, 4304, 4384, 4720, 5380, 5480, 7552, 8083, 8608, 8768, 9440, 10760, 10960, 15871, 16166, 17216, 17536, 18880, 21520, 21920, 31742, 32332, 34432, 36853, 37760, 40415, 43040, 43840, 63484, 64664, 73706, 79355, 80830, 86080, 87680, 126968, 129328, 147412, 158710, 161660, 172160, 184265, 253936, 258656, 294824, 317420, 323320, 368530, 507872, 517312, 589648, 634840, 646640, 737060, 1015744, 1034624, 1179296, 1269680, 1293280, 1474120, 2031488, 2174327, 2358592, 2539360, 2586560, 2948240, 4348654, 4717184, 5078720, 5173120, 5896480, 8697308, 10157440, 10871635, 11792960, 17394616, 21743270, 23585920, 34789232, 43486540, 69578464, 86973080, 139156928, 173946160, 278313856, 347892320, 695784640, 1391569280]

約数ペア:

[(1, 1391569280), (2, 695784640), (4, 347892320), (5, 278313856), (8, 173946160), (10, 139156928), (16, 86973080), (20, 69578464), (32, 43486540), (40, 34789232), (59, 23585920), (64, 21743270), (80, 17394616), (118, 11792960), (128, 10871635), (137, 10157440), (160, 8697308), (236, 5896480), (269, 5173120), (274, 5078720), (295, 4717184), (320, 4348654), (472, 2948240), (538, 2586560), (548, 2539360), (590, 2358592), (640, 2174327), (685, 2031488), (944, 1474120), (1076, 1293280), (1096, 1269680), (1180, 1179296), (1345, 1034624), (1370, 1015744), (1888, 737060), (2152, 646640), (2192, 634840), (2360, 589648), (2690, 517312), (2740, 507872), (3776, 368530), (4304, 323320), (4384, 317420), (4720, 294824), (5380, 258656), (5480, 253936), (7552, 184265), (8083, 172160), (8608, 161660), (8768, 158710), (9440, 147412), (10760, 129328), (10960, 126968), (15871, 87680), (16166, 86080), (17216, 80830), (17536, 79355), (18880, 73706), (21520, 64664), (21920, 63484), (31742, 43840), (32332, 43040), (34432, 40415), (36853, 37760)]