890235804

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{239}}^1$

素因数の和:344

約数の個数: 144

約数和(自身を含む): 2402265600

約数和(自身を除く): 1512029796

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 31, 34, 38, 51, 57, 62, 68, 76, 93, 102, 114, 124, 186, 204, 228, 239, 323, 372, 478, 527, 589, 646, 717, 956, 961, 969, 1054, 1178, 1292, 1434, 1581, 1767, 1922, 1938, 2108, 2356, 2868, 2883, 3162, 3534, 3844, 3876, 4063, 4541, 5766, 6324, 7068, 7409, 8126, 9082, 10013, 11532, 12189, 13623, 14818, 16252, 16337, 18164, 18259, 20026, 22227, 24378, 27246, 29636, 30039, 32674, 36518, 40052, 44454, 48756, 49011, 54492, 54777, 60078, 65348, 73036, 77197, 88908, 98022, 109554, 120156, 125953, 140771, 154394, 196044, 219108, 229679, 231591, 251906, 281542, 308788, 310403, 377859, 422313, 459358, 463182, 503812, 563084, 620806, 689037, 755718, 844626, 918716, 926364, 931209, 1241612, 1378074, 1511436, 1689252, 1862418, 2393107, 2756148, 3724836, 3904543, 4363901, 4786214, 7179321, 7809086, 8727802, 9572428, 11713629, 13091703, 14358642, 15618172, 17455604, 23427258, 26183406, 28717284, 46854516, 52366812, 74186317, 148372634, 222558951, 296745268, 445117902, 890235804]

約数ペア:

[(1, 890235804), (2, 445117902), (3, 296745268), (4, 222558951), (6, 148372634), (12, 74186317), (17, 52366812), (19, 46854516), (31, 28717284), (34, 26183406), (38, 23427258), (51, 17455604), (57, 15618172), (62, 14358642), (68, 13091703), (76, 11713629), (93, 9572428), (102, 8727802), (114, 7809086), (124, 7179321), (186, 4786214), (204, 4363901), (228, 3904543), (239, 3724836), (323, 2756148), (372, 2393107), (478, 1862418), (527, 1689252), (589, 1511436), (646, 1378074), (717, 1241612), (956, 931209), (961, 926364), (969, 918716), (1054, 844626), (1178, 755718), (1292, 689037), (1434, 620806), (1581, 563084), (1767, 503812), (1922, 463182), (1938, 459358), (2108, 422313), (2356, 377859), (2868, 310403), (2883, 308788), (3162, 281542), (3534, 251906), (3844, 231591), (3876, 229679), (4063, 219108), (4541, 196044), (5766, 154394), (6324, 140771), (7068, 125953), (7409, 120156), (8126, 109554), (9082, 98022), (10013, 88908), (11532, 77197), (12189, 73036), (13623, 65348), (14818, 60078), (16252, 54777), (16337, 54492), (18164, 49011), (18259, 48756), (20026, 44454), (22227, 40052), (24378, 36518), (27246, 32674), (29636, 30039)]