1780821648

素因数分解:

$2^4\times 3^2\times {\mathrm{89}}^1\times {\mathrm{283}}^1\times {\mathrm{491}}^1$

素因数の和:877

約数の個数: 120

約数和(自身を含む): 5067934560

約数和(自身を除く): 3287112912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 89, 144, 178, 267, 283, 356, 491, 534, 566, 712, 801, 849, 982, 1068, 1132, 1424, 1473, 1602, 1698, 1964, 2136, 2264, 2547, 2946, 3204, 3396, 3928, 4272, 4419, 4528, 5094, 5892, 6408, 6792, 7856, 8838, 10188, 11784, 12816, 13584, 17676, 20376, 23568, 25187, 35352, 40752, 43699, 50374, 70704, 75561, 87398, 100748, 131097, 138953, 151122, 174796, 201496, 226683, 262194, 277906, 302244, 349592, 393291, 402992, 416859, 453366, 524388, 555812, 604488, 699184, 786582, 833718, 906732, 1048776, 1111624, 1208976, 1250577, 1573164, 1667436, 1813464, 2097552, 2223248, 2501154, 3146328, 3334872, 3626928, 5002308, 6292656, 6669744, 10004616, 12366817, 20009232, 24733634, 37100451, 49467268, 74200902, 98934536, 111301353, 148401804, 197869072, 222602706, 296803608, 445205412, 593607216, 890410824, 1780821648]

約数ペア:

[(1, 1780821648), (2, 890410824), (3, 593607216), (4, 445205412), (6, 296803608), (8, 222602706), (9, 197869072), (12, 148401804), (16, 111301353), (18, 98934536), (24, 74200902), (36, 49467268), (48, 37100451), (72, 24733634), (89, 20009232), (144, 12366817), (178, 10004616), (267, 6669744), (283, 6292656), (356, 5002308), (491, 3626928), (534, 3334872), (566, 3146328), (712, 2501154), (801, 2223248), (849, 2097552), (982, 1813464), (1068, 1667436), (1132, 1573164), (1424, 1250577), (1473, 1208976), (1602, 1111624), (1698, 1048776), (1964, 906732), (2136, 833718), (2264, 786582), (2547, 699184), (2946, 604488), (3204, 555812), (3396, 524388), (3928, 453366), (4272, 416859), (4419, 402992), (4528, 393291), (5094, 349592), (5892, 302244), (6408, 277906), (6792, 262194), (7856, 226683), (8838, 201496), (10188, 174796), (11784, 151122), (12816, 138953), (13584, 131097), (17676, 100748), (20376, 87398), (23568, 75561), (25187, 70704), (35352, 50374), (40752, 43699)]