239902360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{659}}^1$

素因数の和:1168

約数の個数: 64

約数和(自身を含む): 570240000

約数和(自身を除く): 330337640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 479, 659, 760, 958, 1318, 1916, 2395, 2636, 3295, 3832, 4790, 5272, 6590, 9101, 9580, 12521, 13180, 18202, 19160, 25042, 26360, 36404, 45505, 50084, 62605, 72808, 91010, 100168, 125210, 182020, 250420, 315661, 364040, 500840, 631322, 1262644, 1578305, 2525288, 3156610, 5997559, 6313220, 11995118, 12626440, 23990236, 29987795, 47980472, 59975590, 119951180, 239902360]

約数ペア:

[(1, 239902360), (2, 119951180), (4, 59975590), (5, 47980472), (8, 29987795), (10, 23990236), (19, 12626440), (20, 11995118), (38, 6313220), (40, 5997559), (76, 3156610), (95, 2525288), (152, 1578305), (190, 1262644), (380, 631322), (479, 500840), (659, 364040), (760, 315661), (958, 250420), (1318, 182020), (1916, 125210), (2395, 100168), (2636, 91010), (3295, 72808), (3832, 62605), (4790, 50084), (5272, 45505), (6590, 36404), (9101, 26360), (9580, 25042), (12521, 19160), (13180, 18202)]