201021345

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:181

約数の個数: 160

約数和(自身を含む): 450793728

約数和(自身を除く): 249772383

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 43, 45, 51, 63, 81, 85, 97, 105, 119, 129, 135, 153, 189, 215, 255, 291, 301, 315, 357, 387, 405, 459, 485, 567, 595, 645, 679, 731, 765, 873, 903, 945, 1071, 1161, 1377, 1455, 1505, 1649, 1785, 1935, 2037, 2193, 2295, 2619, 2709, 2835, 3213, 3395, 3483, 3655, 4171, 4365, 4515, 4947, 5117, 5355, 5805, 6111, 6579, 6885, 7857, 8127, 8245, 9639, 10185, 10965, 11543, 12513, 13095, 13545, 14841, 15351, 16065, 17415, 18333, 19737, 20855, 24381, 24735, 25585, 29197, 30555, 32895, 34629, 37539, 39285, 40635, 44523, 46053, 48195, 54999, 57715, 59211, 62565, 70907, 74205, 76755, 87591, 91665, 98685, 103887, 112617, 121905, 133569, 138159, 145985, 173145, 187695, 212721, 222615, 230265, 262773, 274995, 296055, 311661, 337851, 354535, 414477, 437955, 496349, 519435, 563085, 638163, 667845, 690795, 788319, 934983, 1063605, 1313865, 1489047, 1558305, 1689255, 1914489, 2072385, 2364957, 2481745, 3190815, 3941595, 4467141, 4674915, 5743467, 7445235, 9572445, 11824785, 13401423, 22335705, 28717335, 40204269, 67007115, 201021345]

約数ペア:

[(1, 201021345), (3, 67007115), (5, 40204269), (7, 28717335), (9, 22335705), (15, 13401423), (17, 11824785), (21, 9572445), (27, 7445235), (35, 5743467), (43, 4674915), (45, 4467141), (51, 3941595), (63, 3190815), (81, 2481745), (85, 2364957), (97, 2072385), (105, 1914489), (119, 1689255), (129, 1558305), (135, 1489047), (153, 1313865), (189, 1063605), (215, 934983), (255, 788319), (291, 690795), (301, 667845), (315, 638163), (357, 563085), (387, 519435), (405, 496349), (459, 437955), (485, 414477), (567, 354535), (595, 337851), (645, 311661), (679, 296055), (731, 274995), (765, 262773), (873, 230265), (903, 222615), (945, 212721), (1071, 187695), (1161, 173145), (1377, 145985), (1455, 138159), (1505, 133569), (1649, 121905), (1785, 112617), (1935, 103887), (2037, 98685), (2193, 91665), (2295, 87591), (2619, 76755), (2709, 74205), (2835, 70907), (3213, 62565), (3395, 59211), (3483, 57715), (3655, 54999), (4171, 48195), (4365, 46053), (4515, 44523), (4947, 40635), (5117, 39285), (5355, 37539), (5805, 34629), (6111, 32895), (6579, 30555), (6885, 29197), (7857, 25585), (8127, 24735), (8245, 24381), (9639, 20855), (10185, 19737), (10965, 18333), (11543, 17415), (12513, 16065), (13095, 15351), (13545, 14841)]