40178565

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 89994240

約数和(自身を除く): 49815675

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 41, 45, 51, 61, 63, 85, 105, 119, 123, 135, 153, 183, 189, 205, 255, 287, 305, 315, 357, 369, 427, 459, 549, 595, 615, 697, 765, 861, 915, 945, 1037, 1071, 1107, 1281, 1435, 1647, 1785, 1845, 2091, 2135, 2295, 2501, 2583, 2745, 3111, 3213, 3485, 3843, 4305, 4879, 5185, 5355, 5535, 6273, 6405, 7259, 7503, 7749, 8235, 9333, 10455, 11529, 12505, 12915, 14637, 15555, 16065, 17507, 18819, 19215, 21777, 22509, 24395, 27999, 31365, 36295, 37515, 38745, 42517, 43911, 46665, 52521, 57645, 65331, 67527, 73185, 87535, 94095, 108885, 112545, 127551, 131733, 139995, 157563, 195993, 212585, 219555, 262605, 297619, 326655, 337635, 382653, 472689, 637755, 658665, 787815, 892857, 979965, 1147959, 1488095, 1913265, 2363445, 2678571, 4464285, 5739795, 8035713, 13392855, 40178565]

約数ペア:

[(1, 40178565), (3, 13392855), (5, 8035713), (7, 5739795), (9, 4464285), (15, 2678571), (17, 2363445), (21, 1913265), (27, 1488095), (35, 1147959), (41, 979965), (45, 892857), (51, 787815), (61, 658665), (63, 637755), (85, 472689), (105, 382653), (119, 337635), (123, 326655), (135, 297619), (153, 262605), (183, 219555), (189, 212585), (205, 195993), (255, 157563), (287, 139995), (305, 131733), (315, 127551), (357, 112545), (369, 108885), (427, 94095), (459, 87535), (549, 73185), (595, 67527), (615, 65331), (697, 57645), (765, 52521), (861, 46665), (915, 43911), (945, 42517), (1037, 38745), (1071, 37515), (1107, 36295), (1281, 31365), (1435, 27999), (1647, 24395), (1785, 22509), (1845, 21777), (2091, 19215), (2135, 18819), (2295, 17507), (2501, 16065), (2583, 15555), (2745, 14637), (3111, 12915), (3213, 12505), (3485, 11529), (3843, 10455), (4305, 9333), (4879, 8235), (5185, 7749), (5355, 7503), (5535, 7259), (6273, 6405)]