401881272

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1123}}^1$

素因数の和:1213

約数の個数: 128

約数和(自身を含む): 1148098560

約数和(自身を除く): 746217288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 37, 39, 52, 62, 74, 78, 93, 104, 111, 124, 148, 156, 186, 222, 248, 296, 312, 372, 403, 444, 481, 744, 806, 888, 962, 1123, 1147, 1209, 1443, 1612, 1924, 2246, 2294, 2418, 2886, 3224, 3369, 3441, 3848, 4492, 4588, 4836, 5772, 6738, 6882, 8984, 9176, 9672, 11544, 13476, 13764, 14599, 14911, 26952, 27528, 29198, 29822, 34813, 41551, 43797, 44733, 58396, 59644, 69626, 83102, 87594, 89466, 104439, 116792, 119288, 124653, 139252, 166204, 175188, 178932, 208878, 249306, 278504, 332408, 350376, 357864, 417756, 452569, 498612, 540163, 835512, 905138, 997224, 1080326, 1288081, 1357707, 1620489, 1810276, 2160652, 2576162, 2715414, 3240978, 3620552, 3864243, 4321304, 5152324, 5430828, 6481956, 7728486, 10304648, 10861656, 12963912, 15456972, 16745053, 30913944, 33490106, 50235159, 66980212, 100470318, 133960424, 200940636, 401881272]

約数ペア:

[(1, 401881272), (2, 200940636), (3, 133960424), (4, 100470318), (6, 66980212), (8, 50235159), (12, 33490106), (13, 30913944), (24, 16745053), (26, 15456972), (31, 12963912), (37, 10861656), (39, 10304648), (52, 7728486), (62, 6481956), (74, 5430828), (78, 5152324), (93, 4321304), (104, 3864243), (111, 3620552), (124, 3240978), (148, 2715414), (156, 2576162), (186, 2160652), (222, 1810276), (248, 1620489), (296, 1357707), (312, 1288081), (372, 1080326), (403, 997224), (444, 905138), (481, 835512), (744, 540163), (806, 498612), (888, 452569), (962, 417756), (1123, 357864), (1147, 350376), (1209, 332408), (1443, 278504), (1612, 249306), (1924, 208878), (2246, 178932), (2294, 175188), (2418, 166204), (2886, 139252), (3224, 124653), (3369, 119288), (3441, 116792), (3848, 104439), (4492, 89466), (4588, 87594), (4836, 83102), (5772, 69626), (6738, 59644), (6882, 58396), (8984, 44733), (9176, 43797), (9672, 41551), (11544, 34813), (13476, 29822), (13764, 29198), (14599, 27528), (14911, 26952)]