42457290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:755

約数の個数: 64

約数和(自身を含む): 106831872

約数和(自身を除く): 64374582

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 71, 93, 142, 155, 186, 213, 310, 355, 426, 465, 643, 710, 930, 1065, 1286, 1929, 2130, 2201, 3215, 3858, 4402, 6430, 6603, 9645, 11005, 13206, 19290, 19933, 22010, 33015, 39866, 45653, 59799, 66030, 91306, 99665, 119598, 136959, 199330, 228265, 273918, 298995, 456530, 597990, 684795, 1369590, 1415243, 2830486, 4245729, 7076215, 8491458, 14152430, 21228645, 42457290]

約数ペア:

[(1, 42457290), (2, 21228645), (3, 14152430), (5, 8491458), (6, 7076215), (10, 4245729), (15, 2830486), (30, 1415243), (31, 1369590), (62, 684795), (71, 597990), (93, 456530), (142, 298995), (155, 273918), (186, 228265), (213, 199330), (310, 136959), (355, 119598), (426, 99665), (465, 91306), (643, 66030), (710, 59799), (930, 45653), (1065, 39866), (1286, 33015), (1929, 22010), (2130, 19933), (2201, 19290), (3215, 13206), (3858, 11005), (4402, 9645), (6430, 6603)]