16118480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1$

素因数の和:396

約数の個数: 80

約数和(自身を含む): 43390080

約数和(自身を除く): 27271600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 107, 112, 140, 214, 269, 280, 428, 535, 538, 560, 749, 856, 1070, 1076, 1345, 1498, 1712, 1883, 2140, 2152, 2690, 2996, 3745, 3766, 4280, 4304, 5380, 5992, 7490, 7532, 8560, 9415, 10760, 11984, 14980, 15064, 18830, 21520, 28783, 29960, 30128, 37660, 57566, 59920, 75320, 115132, 143915, 150640, 201481, 230264, 287830, 402962, 460528, 575660, 805924, 1007405, 1151320, 1611848, 2014810, 2302640, 3223696, 4029620, 8059240, 16118480]

約数ペア:

[(1, 16118480), (2, 8059240), (4, 4029620), (5, 3223696), (7, 2302640), (8, 2014810), (10, 1611848), (14, 1151320), (16, 1007405), (20, 805924), (28, 575660), (35, 460528), (40, 402962), (56, 287830), (70, 230264), (80, 201481), (107, 150640), (112, 143915), (140, 115132), (214, 75320), (269, 59920), (280, 57566), (428, 37660), (535, 30128), (538, 29960), (560, 28783), (749, 21520), (856, 18830), (1070, 15064), (1076, 14980), (1345, 11984), (1498, 10760), (1712, 9415), (1883, 8560), (2140, 7532), (2152, 7490), (2690, 5992), (2996, 5380), (3745, 4304), (3766, 4280)]