81536730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1171}}^1$

素因数の和:1403

約数の個数: 64

約数和(自身を含む): 214672896

約数和(自身を除く): 133136166

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 211, 330, 422, 633, 1055, 1171, 1266, 2110, 2321, 2342, 3165, 3513, 4642, 5855, 6330, 6963, 7026, 11605, 11710, 12881, 13926, 17565, 23210, 25762, 34815, 35130, 38643, 64405, 69630, 77286, 128810, 193215, 247081, 386430, 494162, 741243, 1235405, 1482486, 2470810, 2717891, 3706215, 5435782, 7412430, 8153673, 13589455, 16307346, 27178910, 40768365, 81536730]

約数ペア:

[(1, 81536730), (2, 40768365), (3, 27178910), (5, 16307346), (6, 13589455), (10, 8153673), (11, 7412430), (15, 5435782), (22, 3706215), (30, 2717891), (33, 2470810), (55, 1482486), (66, 1235405), (110, 741243), (165, 494162), (211, 386430), (330, 247081), (422, 193215), (633, 128810), (1055, 77286), (1171, 69630), (1266, 64405), (2110, 38643), (2321, 35130), (2342, 34815), (3165, 25762), (3513, 23210), (4642, 17565), (5855, 13926), (6330, 12881), (6963, 11710), (7026, 11605)]