78882090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2521}}^1$

素因数の和:2687

約数の個数: 64

約数和(自身を含む): 217900800

約数和(自身を除く): 139018710

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 149, 210, 298, 447, 745, 894, 1043, 1490, 2086, 2235, 2521, 3129, 4470, 5042, 5215, 6258, 7563, 10430, 12605, 15126, 15645, 17647, 25210, 31290, 35294, 37815, 52941, 75630, 88235, 105882, 176470, 264705, 375629, 529410, 751258, 1126887, 1878145, 2253774, 2629403, 3756290, 5258806, 5634435, 7888209, 11268870, 13147015, 15776418, 26294030, 39441045, 78882090]

約数ペア:

[(1, 78882090), (2, 39441045), (3, 26294030), (5, 15776418), (6, 13147015), (7, 11268870), (10, 7888209), (14, 5634435), (15, 5258806), (21, 3756290), (30, 2629403), (35, 2253774), (42, 1878145), (70, 1126887), (105, 751258), (149, 529410), (210, 375629), (298, 264705), (447, 176470), (745, 105882), (894, 88235), (1043, 75630), (1490, 52941), (2086, 37815), (2235, 35294), (2521, 31290), (3129, 25210), (4470, 17647), (5042, 15645), (5215, 15126), (6258, 12605), (7563, 10430)]