316091440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{564449}}^1$

素因数の和:564469

約数の個数: 40

約数和(自身を含む): 839901600

約数和(自身を除く): 523810160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 564449, 1128898, 2257796, 2822245, 3951143, 4515592, 5644490, 7902286, 9031184, 11288980, 15804572, 19755715, 22577960, 31609144, 39511430, 45155920, 63218288, 79022860, 158045720, 316091440]

約数ペア:

[(1, 316091440), (2, 158045720), (4, 79022860), (5, 63218288), (7, 45155920), (8, 39511430), (10, 31609144), (14, 22577960), (16, 19755715), (20, 15804572), (28, 11288980), (35, 9031184), (40, 7902286), (56, 5644490), (70, 4515592), (80, 3951143), (112, 2822245), (140, 2257796), (280, 1128898), (560, 564449)]