379519280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1657}}^1$

素因数の和:2086

約数の個数: 80

約数和(自身を含む): 1011512640

約数和(自身を除く): 631993360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 409, 560, 818, 1636, 1657, 2045, 2863, 3272, 3314, 4090, 5726, 6544, 6628, 8180, 8285, 11452, 11599, 13256, 14315, 16360, 16570, 22904, 23198, 26512, 28630, 32720, 33140, 45808, 46396, 57260, 57995, 66280, 92792, 114520, 115990, 132560, 185584, 229040, 231980, 463960, 677713, 927920, 1355426, 2710852, 3388565, 4743991, 5421704, 6777130, 9487982, 10843408, 13554260, 18975964, 23719955, 27108520, 37951928, 47439910, 54217040, 75903856, 94879820, 189759640, 379519280]

約数ペア:

[(1, 379519280), (2, 189759640), (4, 94879820), (5, 75903856), (7, 54217040), (8, 47439910), (10, 37951928), (14, 27108520), (16, 23719955), (20, 18975964), (28, 13554260), (35, 10843408), (40, 9487982), (56, 6777130), (70, 5421704), (80, 4743991), (112, 3388565), (140, 2710852), (280, 1355426), (409, 927920), (560, 677713), (818, 463960), (1636, 231980), (1657, 229040), (2045, 185584), (2863, 132560), (3272, 115990), (3314, 114520), (4090, 92792), (5726, 66280), (6544, 57995), (6628, 57260), (8180, 46396), (8285, 45808), (11452, 33140), (11599, 32720), (13256, 28630), (14315, 26512), (16360, 23198), (16570, 22904)]