438778830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{709}}^1$

素因数の和:1154

約数の個数: 96

約数和(自身を含む): 1229640480

約数和(自身を除く): 790861650

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 421, 490, 709, 735, 842, 1263, 1418, 1470, 2105, 2127, 2526, 2947, 3545, 4210, 4254, 4963, 5894, 6315, 7090, 8841, 9926, 10635, 12630, 14735, 14889, 17682, 20629, 21270, 24815, 29470, 29778, 34741, 41258, 44205, 49630, 61887, 69482, 74445, 88410, 103145, 104223, 123774, 148890, 173705, 206290, 208446, 298489, 309435, 347410, 521115, 596978, 618870, 895467, 1042230, 1492445, 1790934, 2089423, 2984890, 4178846, 4477335, 6268269, 8954670, 10447115, 12536538, 14625961, 20894230, 29251922, 31341345, 43877883, 62682690, 73129805, 87755766, 146259610, 219389415, 438778830]

約数ペア:

[(1, 438778830), (2, 219389415), (3, 146259610), (5, 87755766), (6, 73129805), (7, 62682690), (10, 43877883), (14, 31341345), (15, 29251922), (21, 20894230), (30, 14625961), (35, 12536538), (42, 10447115), (49, 8954670), (70, 6268269), (98, 4477335), (105, 4178846), (147, 2984890), (210, 2089423), (245, 1790934), (294, 1492445), (421, 1042230), (490, 895467), (709, 618870), (735, 596978), (842, 521115), (1263, 347410), (1418, 309435), (1470, 298489), (2105, 208446), (2127, 206290), (2526, 173705), (2947, 148890), (3545, 123774), (4210, 104223), (4254, 103145), (4963, 88410), (5894, 74445), (6315, 69482), (7090, 61887), (8841, 49630), (9926, 44205), (10635, 41258), (12630, 34741), (14735, 29778), (14889, 29470), (17682, 24815), (20629, 21270)]