1998128304

素因数分解:

$2^4\times 3^3\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{457}}^1$

素因数の和:852

約数の個数: 160

約数和(自身を含む): 5963160000

約数和(自身を除く): 3965031696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 36, 48, 54, 58, 72, 87, 108, 116, 144, 174, 216, 232, 261, 348, 349, 432, 457, 464, 522, 696, 698, 783, 914, 1044, 1047, 1371, 1392, 1396, 1566, 1828, 2088, 2094, 2742, 2792, 3132, 3141, 3656, 4113, 4176, 4188, 5484, 5584, 6264, 6282, 7312, 8226, 8376, 9423, 10121, 10968, 12339, 12528, 12564, 13253, 16452, 16752, 18846, 20242, 21936, 24678, 25128, 26506, 30363, 32904, 37692, 39759, 40484, 49356, 50256, 53012, 60726, 65808, 75384, 79518, 80968, 91089, 98712, 106024, 119277, 121452, 150768, 159036, 159493, 161936, 182178, 197424, 212048, 238554, 242904, 273267, 318072, 318986, 357831, 364356, 477108, 478479, 485808, 546534, 636144, 637972, 715662, 728712, 954216, 956958, 1093068, 1275944, 1431324, 1435437, 1457424, 1908432, 1913916, 2186136, 2551888, 2862648, 2870874, 3827832, 4306311, 4372272, 4625297, 5725296, 5741748, 7655664, 8612622, 9250594, 11483496, 13875891, 17225244, 18501188, 22966992, 27751782, 34450488, 37002376, 41627673, 55503564, 68900976, 74004752, 83255346, 111007128, 124883019, 166510692, 222014256, 249766038, 333021384, 499532076, 666042768, 999064152, 1998128304]

約数ペア:

[(1, 1998128304), (2, 999064152), (3, 666042768), (4, 499532076), (6, 333021384), (8, 249766038), (9, 222014256), (12, 166510692), (16, 124883019), (18, 111007128), (24, 83255346), (27, 74004752), (29, 68900976), (36, 55503564), (48, 41627673), (54, 37002376), (58, 34450488), (72, 27751782), (87, 22966992), (108, 18501188), (116, 17225244), (144, 13875891), (174, 11483496), (216, 9250594), (232, 8612622), (261, 7655664), (348, 5741748), (349, 5725296), (432, 4625297), (457, 4372272), (464, 4306311), (522, 3827832), (696, 2870874), (698, 2862648), (783, 2551888), (914, 2186136), (1044, 1913916), (1047, 1908432), (1371, 1457424), (1392, 1435437), (1396, 1431324), (1566, 1275944), (1828, 1093068), (2088, 956958), (2094, 954216), (2742, 728712), (2792, 715662), (3132, 637972), (3141, 636144), (3656, 546534), (4113, 485808), (4176, 478479), (4188, 477108), (5484, 364356), (5584, 357831), (6264, 318986), (6282, 318072), (7312, 273267), (8226, 242904), (8376, 238554), (9423, 212048), (10121, 197424), (10968, 182178), (12339, 161936), (12528, 159493), (12564, 159036), (13253, 150768), (16452, 121452), (16752, 119277), (18846, 106024), (20242, 98712), (21936, 91089), (24678, 80968), (25128, 79518), (26506, 75384), (30363, 65808), (32904, 60726), (37692, 53012), (39759, 50256), (40484, 49356)]