287114560

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:432

約数の個数: 112

約数和(自身を含む): 715133952

約数和(自身を除く): 428019392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 103, 124, 155, 160, 206, 248, 281, 310, 320, 412, 496, 515, 562, 620, 824, 992, 1030, 1124, 1240, 1405, 1648, 1984, 2060, 2248, 2480, 2810, 3193, 3296, 4120, 4496, 4960, 5620, 6386, 6592, 8240, 8711, 8992, 9920, 11240, 12772, 15965, 16480, 17422, 17984, 22480, 25544, 28943, 31930, 32960, 34844, 43555, 44960, 51088, 57886, 63860, 69688, 87110, 89920, 102176, 115772, 127720, 139376, 144715, 174220, 204352, 231544, 255440, 278752, 289430, 348440, 463088, 510880, 557504, 578860, 696880, 897233, 926176, 1021760, 1157720, 1393760, 1794466, 1852352, 2315440, 2787520, 3588932, 4486165, 4630880, 7177864, 8972330, 9261760, 14355728, 17944660, 28711456, 35889320, 57422912, 71778640, 143557280, 287114560]

約数ペア:

[(1, 287114560), (2, 143557280), (4, 71778640), (5, 57422912), (8, 35889320), (10, 28711456), (16, 17944660), (20, 14355728), (31, 9261760), (32, 8972330), (40, 7177864), (62, 4630880), (64, 4486165), (80, 3588932), (103, 2787520), (124, 2315440), (155, 1852352), (160, 1794466), (206, 1393760), (248, 1157720), (281, 1021760), (310, 926176), (320, 897233), (412, 696880), (496, 578860), (515, 557504), (562, 510880), (620, 463088), (824, 348440), (992, 289430), (1030, 278752), (1124, 255440), (1240, 231544), (1405, 204352), (1648, 174220), (1984, 144715), (2060, 139376), (2248, 127720), (2480, 115772), (2810, 102176), (3193, 89920), (3296, 87110), (4120, 69688), (4496, 63860), (4960, 57886), (5620, 51088), (6386, 44960), (6592, 43555), (8240, 34844), (8711, 32960), (8992, 31930), (9920, 28943), (11240, 25544), (12772, 22480), (15965, 17984), (16480, 17422)]