213277240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{28513}}^1$

素因数の和:28552

約数の個数: 64

約数和(自身を含む): 554312160

約数和(自身を除く): 341034920

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 28513, 57026, 114052, 142565, 228104, 285130, 313643, 484721, 570260, 627286, 969442, 1140520, 1254572, 1568215, 1938884, 2423605, 2509144, 3136430, 3877768, 4847210, 5331931, 6272860, 9694420, 10663862, 12545720, 19388840, 21327724, 26659655, 42655448, 53319310, 106638620, 213277240]

約数ペア:

[(1, 213277240), (2, 106638620), (4, 53319310), (5, 42655448), (8, 26659655), (10, 21327724), (11, 19388840), (17, 12545720), (20, 10663862), (22, 9694420), (34, 6272860), (40, 5331931), (44, 4847210), (55, 3877768), (68, 3136430), (85, 2509144), (88, 2423605), (110, 1938884), (136, 1568215), (170, 1254572), (187, 1140520), (220, 969442), (340, 627286), (374, 570260), (440, 484721), (680, 313643), (748, 285130), (935, 228104), (1496, 142565), (1870, 114052), (3740, 57026), (7480, 28513)]