30855440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5009}}^1$

素因数の和:5040

約数の個数: 80

約数和(自身を含む): 89458560

約数和(自身を除く): 58603120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 5009, 6160, 10018, 20036, 25045, 35063, 40072, 50090, 55099, 70126, 80144, 100180, 110198, 140252, 175315, 200360, 220396, 275495, 280504, 350630, 385693, 400720, 440792, 550990, 561008, 701260, 771386, 881584, 1101980, 1402520, 1542772, 1928465, 2203960, 2805040, 3085544, 3856930, 4407920, 6171088, 7713860, 15427720, 30855440]

約数ペア:

[(1, 30855440), (2, 15427720), (4, 7713860), (5, 6171088), (7, 4407920), (8, 3856930), (10, 3085544), (11, 2805040), (14, 2203960), (16, 1928465), (20, 1542772), (22, 1402520), (28, 1101980), (35, 881584), (40, 771386), (44, 701260), (55, 561008), (56, 550990), (70, 440792), (77, 400720), (80, 385693), (88, 350630), (110, 280504), (112, 275495), (140, 220396), (154, 200360), (176, 175315), (220, 140252), (280, 110198), (308, 100180), (385, 80144), (440, 70126), (560, 55099), (616, 50090), (770, 40072), (880, 35063), (1232, 25045), (1540, 20036), (3080, 10018), (5009, 6160)]