1228747840

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:564

約数の個数: 112

約数和(自身を含む): 2994550272

約数和(自身を除く): 1765802432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 223, 257, 268, 320, 335, 446, 514, 536, 670, 892, 1028, 1072, 1115, 1285, 1340, 1784, 2056, 2144, 2230, 2570, 2680, 3568, 4112, 4288, 4460, 5140, 5360, 7136, 8224, 8920, 10280, 10720, 14272, 14941, 16448, 17219, 17840, 20560, 21440, 29882, 34438, 35680, 41120, 57311, 59764, 68876, 71360, 74705, 82240, 86095, 114622, 119528, 137752, 149410, 172190, 229244, 239056, 275504, 286555, 298820, 344380, 458488, 478112, 551008, 573110, 597640, 688760, 916976, 956224, 1102016, 1146220, 1195280, 1377520, 1833952, 2292440, 2390560, 2755040, 3667904, 3839837, 4584880, 4781120, 5510080, 7679674, 9169760, 15359348, 18339520, 19199185, 30718696, 38398370, 61437392, 76796740, 122874784, 153593480, 245749568, 307186960, 614373920, 1228747840]

約数ペア:

[(1, 1228747840), (2, 614373920), (4, 307186960), (5, 245749568), (8, 153593480), (10, 122874784), (16, 76796740), (20, 61437392), (32, 38398370), (40, 30718696), (64, 19199185), (67, 18339520), (80, 15359348), (134, 9169760), (160, 7679674), (223, 5510080), (257, 4781120), (268, 4584880), (320, 3839837), (335, 3667904), (446, 2755040), (514, 2390560), (536, 2292440), (670, 1833952), (892, 1377520), (1028, 1195280), (1072, 1146220), (1115, 1102016), (1285, 956224), (1340, 916976), (1784, 688760), (2056, 597640), (2144, 573110), (2230, 551008), (2570, 478112), (2680, 458488), (3568, 344380), (4112, 298820), (4288, 286555), (4460, 275504), (5140, 239056), (5360, 229244), (7136, 172190), (8224, 149410), (8920, 137752), (10280, 119528), (10720, 114622), (14272, 86095), (14941, 82240), (16448, 74705), (17219, 71360), (17840, 68876), (20560, 59764), (21440, 57311), (29882, 41120), (34438, 35680)]