142721205

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 274796928

約数和(自身を除く): 132075723

約数列:

[1, 3, 5, 11, 15, 17, 33, 41, 51, 55, 73, 85, 123, 165, 187, 205, 219, 255, 289, 365, 451, 561, 615, 697, 803, 867, 935, 1095, 1241, 1353, 1445, 2091, 2255, 2409, 2805, 2993, 3179, 3485, 3723, 4015, 4335, 6205, 6765, 7667, 8979, 9537, 10455, 11849, 12045, 13651, 14965, 15895, 18615, 21097, 23001, 32923, 35547, 38335, 40953, 44895, 47685, 50881, 59245, 63291, 68255, 98769, 105485, 115005, 130339, 152643, 164615, 177735, 204765, 232067, 254405, 316455, 391017, 493845, 559691, 651695, 696201, 763215, 864977, 1160335, 1679073, 1955085, 2594931, 2798455, 3481005, 4324885, 8395365, 9514747, 12974655, 28544241, 47573735, 142721205]

約数ペア:

[(1, 142721205), (3, 47573735), (5, 28544241), (11, 12974655), (15, 9514747), (17, 8395365), (33, 4324885), (41, 3481005), (51, 2798455), (55, 2594931), (73, 1955085), (85, 1679073), (123, 1160335), (165, 864977), (187, 763215), (205, 696201), (219, 651695), (255, 559691), (289, 493845), (365, 391017), (451, 316455), (561, 254405), (615, 232067), (697, 204765), (803, 177735), (867, 164615), (935, 152643), (1095, 130339), (1241, 115005), (1353, 105485), (1445, 98769), (2091, 68255), (2255, 63291), (2409, 59245), (2805, 50881), (2993, 47685), (3179, 44895), (3485, 40953), (3723, 38335), (4015, 35547), (4335, 32923), (6205, 23001), (6765, 21097), (7667, 18615), (8979, 15895), (9537, 14965), (10455, 13651), (11849, 12045)]