2030731520

素因数分解:

$2^8\times 5^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 5002338432

約数和(自身を除く): 2971606912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 103, 128, 146, 160, 206, 211, 256, 292, 320, 365, 412, 422, 515, 584, 640, 730, 824, 844, 1030, 1055, 1168, 1280, 1460, 1648, 1688, 2060, 2110, 2336, 2920, 3296, 3376, 4120, 4220, 4672, 5840, 6592, 6752, 7519, 8240, 8440, 9344, 11680, 13184, 13504, 15038, 15403, 16480, 16880, 18688, 21733, 23360, 26368, 27008, 30076, 30806, 32960, 33760, 37595, 43466, 46720, 54016, 60152, 61612, 65920, 67520, 75190, 77015, 86932, 93440, 108665, 120304, 123224, 131840, 135040, 150380, 154030, 173864, 217330, 240608, 246448, 270080, 300760, 308060, 347728, 434660, 481216, 492896, 601520, 616120, 695456, 869320, 962432, 985792, 1203040, 1232240, 1390912, 1586509, 1738640, 1924864, 1971584, 2406080, 2464480, 2781824, 3173018, 3477280, 3943168, 4812160, 4928960, 5563648, 6346036, 6954560, 7932545, 9624320, 9857920, 12692072, 13909120, 15865090, 19715840, 25384144, 27818240, 31730180, 50768288, 63460360, 101536576, 126920720, 203073152, 253841440, 406146304, 507682880, 1015365760, 2030731520]

約数ペア:

[(1, 2030731520), (2, 1015365760), (4, 507682880), (5, 406146304), (8, 253841440), (10, 203073152), (16, 126920720), (20, 101536576), (32, 63460360), (40, 50768288), (64, 31730180), (73, 27818240), (80, 25384144), (103, 19715840), (128, 15865090), (146, 13909120), (160, 12692072), (206, 9857920), (211, 9624320), (256, 7932545), (292, 6954560), (320, 6346036), (365, 5563648), (412, 4928960), (422, 4812160), (515, 3943168), (584, 3477280), (640, 3173018), (730, 2781824), (824, 2464480), (844, 2406080), (1030, 1971584), (1055, 1924864), (1168, 1738640), (1280, 1586509), (1460, 1390912), (1648, 1232240), (1688, 1203040), (2060, 985792), (2110, 962432), (2336, 869320), (2920, 695456), (3296, 616120), (3376, 601520), (4120, 492896), (4220, 481216), (4672, 434660), (5840, 347728), (6592, 308060), (6752, 300760), (7519, 270080), (8240, 246448), (8440, 240608), (9344, 217330), (11680, 173864), (13184, 154030), (13504, 150380), (15038, 135040), (15403, 131840), (16480, 123224), (16880, 120304), (18688, 108665), (21733, 93440), (23360, 86932), (26368, 77015), (27008, 75190), (30076, 67520), (30806, 65920), (32960, 61612), (33760, 60152), (37595, 54016), (43466, 46720)]