189110572

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 407858976

約数和(自身を除く): 218748404

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 53, 76, 106, 133, 212, 266, 353, 361, 371, 532, 706, 722, 742, 1007, 1412, 1444, 1484, 2014, 2471, 2527, 4028, 4942, 5054, 6707, 7049, 9884, 10108, 13414, 14098, 18709, 19133, 26828, 28196, 37418, 38266, 46949, 74836, 76532, 93898, 127433, 130963, 133931, 187796, 254866, 261926, 267862, 355471, 509732, 523852, 535724, 710942, 892031, 1421884, 1784062, 2488297, 3568124, 4976594, 6753949, 9953188, 13507898, 27015796, 47277643, 94555286, 189110572]

約数ペア:

[(1, 189110572), (2, 94555286), (4, 47277643), (7, 27015796), (14, 13507898), (19, 9953188), (28, 6753949), (38, 4976594), (53, 3568124), (76, 2488297), (106, 1784062), (133, 1421884), (212, 892031), (266, 710942), (353, 535724), (361, 523852), (371, 509732), (532, 355471), (706, 267862), (722, 261926), (742, 254866), (1007, 187796), (1412, 133931), (1444, 130963), (1484, 127433), (2014, 93898), (2471, 76532), (2527, 74836), (4028, 46949), (4942, 38266), (5054, 37418), (6707, 28196), (7049, 26828), (9884, 19133), (10108, 18709), (13414, 14098)]