71708490

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{12647}}^1$

素因数の和:12673

約数の個数: 80

約数和(自身を含む): 220378752

約数和(自身を除く): 148670262

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 810, 945, 1134, 1890, 2835, 5670, 12647, 25294, 37941, 63235, 75882, 88529, 113823, 126470, 177058, 189705, 227646, 265587, 341469, 379410, 442645, 531174, 569115, 682938, 796761, 885290, 1024407, 1138230, 1327935, 1593522, 1707345, 2048814, 2390283, 2655870, 3414690, 3983805, 4780566, 5122035, 7170849, 7967610, 10244070, 11951415, 14341698, 23902830, 35854245, 71708490]

約数ペア:

[(1, 71708490), (2, 35854245), (3, 23902830), (5, 14341698), (6, 11951415), (7, 10244070), (9, 7967610), (10, 7170849), (14, 5122035), (15, 4780566), (18, 3983805), (21, 3414690), (27, 2655870), (30, 2390283), (35, 2048814), (42, 1707345), (45, 1593522), (54, 1327935), (63, 1138230), (70, 1024407), (81, 885290), (90, 796761), (105, 682938), (126, 569115), (135, 531174), (162, 442645), (189, 379410), (210, 341469), (270, 265587), (315, 227646), (378, 189705), (405, 177058), (567, 126470), (630, 113823), (810, 88529), (945, 75882), (1134, 63235), (1890, 37941), (2835, 25294), (5670, 12647)]