172720070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 341452800

約数和(自身を除く): 168732730

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 79, 95, 158, 185, 190, 311, 370, 395, 622, 703, 790, 1406, 1501, 1555, 2923, 3002, 3110, 3515, 5846, 5909, 7030, 7505, 11507, 11818, 14615, 15010, 23014, 24569, 29230, 29545, 49138, 55537, 57535, 59090, 111074, 115070, 122845, 218633, 245690, 277685, 437266, 466811, 555370, 909053, 933622, 1093165, 1818106, 2186330, 2334055, 4545265, 4668110, 9090530, 17272007, 34544014, 86360035, 172720070]

約数ペア:

[(1, 172720070), (2, 86360035), (5, 34544014), (10, 17272007), (19, 9090530), (37, 4668110), (38, 4545265), (74, 2334055), (79, 2186330), (95, 1818106), (158, 1093165), (185, 933622), (190, 909053), (311, 555370), (370, 466811), (395, 437266), (622, 277685), (703, 245690), (790, 218633), (1406, 122845), (1501, 115070), (1555, 111074), (2923, 59090), (3002, 57535), (3110, 55537), (3515, 49138), (5846, 29545), (5909, 29230), (7030, 24569), (7505, 23014), (11507, 15010), (11818, 14615)]