16339920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{661}}^1$

素因数の和:780

約数の個数: 80

約数和(自身を含む): 51222912

約数和(自身を除く): 34882992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 661, 824, 1030, 1236, 1322, 1545, 1648, 1983, 2060, 2472, 2644, 3090, 3305, 3966, 4120, 4944, 5288, 6180, 6610, 7932, 8240, 9915, 10576, 12360, 13220, 15864, 19830, 24720, 26440, 31728, 39660, 52880, 68083, 79320, 136166, 158640, 204249, 272332, 340415, 408498, 544664, 680830, 816996, 1021245, 1089328, 1361660, 1633992, 2042490, 2723320, 3267984, 4084980, 5446640, 8169960, 16339920]

約数ペア:

[(1, 16339920), (2, 8169960), (3, 5446640), (4, 4084980), (5, 3267984), (6, 2723320), (8, 2042490), (10, 1633992), (12, 1361660), (15, 1089328), (16, 1021245), (20, 816996), (24, 680830), (30, 544664), (40, 408498), (48, 340415), (60, 272332), (80, 204249), (103, 158640), (120, 136166), (206, 79320), (240, 68083), (309, 52880), (412, 39660), (515, 31728), (618, 26440), (661, 24720), (824, 19830), (1030, 15864), (1236, 13220), (1322, 12360), (1545, 10576), (1648, 9915), (1983, 8240), (2060, 7932), (2472, 6610), (2644, 6180), (3090, 5288), (3305, 4944), (3966, 4120)]