257896044

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{883}}^1$

素因数の和:980

約数の個数: 144

約数和(自身を含む): 798004480

約数和(自身を除く): 540108436

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 61, 63, 76, 84, 114, 122, 126, 133, 171, 183, 228, 244, 252, 266, 342, 366, 399, 427, 532, 549, 684, 732, 798, 854, 883, 1098, 1159, 1197, 1281, 1596, 1708, 1766, 2196, 2318, 2394, 2562, 2649, 3477, 3532, 3843, 4636, 4788, 5124, 5298, 6181, 6954, 7686, 7947, 8113, 10431, 10596, 12362, 13908, 15372, 15894, 16226, 16777, 18543, 20862, 24339, 24724, 31788, 32452, 33554, 37086, 41724, 48678, 50331, 53863, 55629, 67108, 73017, 74172, 97356, 100662, 107726, 111258, 117439, 146034, 150993, 161589, 201324, 215452, 222516, 234878, 292068, 301986, 323178, 352317, 377041, 469756, 484767, 603972, 646356, 704634, 754082, 969534, 1023397, 1056951, 1131123, 1409268, 1508164, 1939068, 2046794, 2113902, 2262246, 3070191, 3393369, 4093588, 4227804, 4524492, 6140382, 6786738, 7163779, 9210573, 12280764, 13573476, 14327558, 18421146, 21491337, 28655116, 36842292, 42982674, 64474011, 85965348, 128948022, 257896044]

約数ペア:

[(1, 257896044), (2, 128948022), (3, 85965348), (4, 64474011), (6, 42982674), (7, 36842292), (9, 28655116), (12, 21491337), (14, 18421146), (18, 14327558), (19, 13573476), (21, 12280764), (28, 9210573), (36, 7163779), (38, 6786738), (42, 6140382), (57, 4524492), (61, 4227804), (63, 4093588), (76, 3393369), (84, 3070191), (114, 2262246), (122, 2113902), (126, 2046794), (133, 1939068), (171, 1508164), (183, 1409268), (228, 1131123), (244, 1056951), (252, 1023397), (266, 969534), (342, 754082), (366, 704634), (399, 646356), (427, 603972), (532, 484767), (549, 469756), (684, 377041), (732, 352317), (798, 323178), (854, 301986), (883, 292068), (1098, 234878), (1159, 222516), (1197, 215452), (1281, 201324), (1596, 161589), (1708, 150993), (1766, 146034), (2196, 117439), (2318, 111258), (2394, 107726), (2562, 100662), (2649, 97356), (3477, 74172), (3532, 73017), (3843, 67108), (4636, 55629), (4788, 53863), (5124, 50331), (5298, 48678), (6181, 41724), (6954, 37086), (7686, 33554), (7947, 32452), (8113, 31788), (10431, 24724), (10596, 24339), (12362, 20862), (13908, 18543), (15372, 16777), (15894, 16226)]