228354280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{491}}^1$

素因数の和:671

約数の個数: 128

約数和(自身を含む): 646133760

約数和(自身を除く): 417779480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 151, 154, 220, 280, 302, 308, 385, 440, 491, 604, 616, 755, 770, 982, 1057, 1208, 1510, 1540, 1661, 1964, 2114, 2455, 3020, 3080, 3322, 3437, 3928, 4228, 4910, 5285, 5401, 6040, 6644, 6874, 8305, 8456, 9820, 10570, 10802, 11627, 13288, 13748, 16610, 17185, 19640, 21140, 21604, 23254, 27005, 27496, 33220, 34370, 37807, 42280, 43208, 46508, 54010, 58135, 66440, 68740, 74141, 75614, 93016, 108020, 116270, 137480, 148282, 151228, 189035, 216040, 232540, 296564, 302456, 370705, 378070, 465080, 518987, 593128, 741410, 756140, 815551, 1037974, 1482820, 1512280, 1631102, 2075948, 2594935, 2965640, 3262204, 4077755, 4151896, 5189870, 5708857, 6524408, 8155510, 10379740, 11417714, 16311020, 20759480, 22835428, 28544285, 32622040, 45670856, 57088570, 114177140, 228354280]

約数ペア:

[(1, 228354280), (2, 114177140), (4, 57088570), (5, 45670856), (7, 32622040), (8, 28544285), (10, 22835428), (11, 20759480), (14, 16311020), (20, 11417714), (22, 10379740), (28, 8155510), (35, 6524408), (40, 5708857), (44, 5189870), (55, 4151896), (56, 4077755), (70, 3262204), (77, 2965640), (88, 2594935), (110, 2075948), (140, 1631102), (151, 1512280), (154, 1482820), (220, 1037974), (280, 815551), (302, 756140), (308, 741410), (385, 593128), (440, 518987), (491, 465080), (604, 378070), (616, 370705), (755, 302456), (770, 296564), (982, 232540), (1057, 216040), (1208, 189035), (1510, 151228), (1540, 148282), (1661, 137480), (1964, 116270), (2114, 108020), (2455, 93016), (3020, 75614), (3080, 74141), (3322, 68740), (3437, 66440), (3928, 58135), (4228, 54010), (4910, 46508), (5285, 43208), (5401, 42280), (6040, 37807), (6644, 34370), (6874, 33220), (8305, 27496), (8456, 27005), (9820, 23254), (10570, 21604), (10802, 21140), (11627, 19640), (13288, 17185), (13748, 16610)]