135521360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{419}}^1$

素因数の和:756

約数の個数: 80

約数和(自身を含む): 341228160

約数和(自身を除く): 205706800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 311, 419, 520, 622, 838, 1040, 1244, 1555, 1676, 2095, 2488, 3110, 3352, 4043, 4190, 4976, 5447, 6220, 6704, 8086, 8380, 10894, 12440, 16172, 16760, 20215, 21788, 24880, 27235, 32344, 33520, 40430, 43576, 54470, 64688, 80860, 87152, 108940, 130309, 161720, 217880, 260618, 323440, 435760, 521236, 651545, 1042472, 1303090, 1694017, 2084944, 2606180, 3388034, 5212360, 6776068, 8470085, 10424720, 13552136, 16940170, 27104272, 33880340, 67760680, 135521360]

約数ペア:

[(1, 135521360), (2, 67760680), (4, 33880340), (5, 27104272), (8, 16940170), (10, 13552136), (13, 10424720), (16, 8470085), (20, 6776068), (26, 5212360), (40, 3388034), (52, 2606180), (65, 2084944), (80, 1694017), (104, 1303090), (130, 1042472), (208, 651545), (260, 521236), (311, 435760), (419, 323440), (520, 260618), (622, 217880), (838, 161720), (1040, 130309), (1244, 108940), (1555, 87152), (1676, 80860), (2095, 64688), (2488, 54470), (3110, 43576), (3352, 40430), (4043, 33520), (4190, 32344), (4976, 27235), (5447, 24880), (6220, 21788), (6704, 20215), (8086, 16760), (8380, 16172), (10894, 12440)]