164721720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{13327}}^1$

素因数の和:13444

約数の個数: 64

約数和(自身を含む): 499000320

約数和(自身を除く): 334278600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1236, 1545, 2060, 2472, 3090, 4120, 6180, 12360, 13327, 26654, 39981, 53308, 66635, 79962, 106616, 133270, 159924, 199905, 266540, 319848, 399810, 533080, 799620, 1372681, 1599240, 2745362, 4118043, 5490724, 6863405, 8236086, 10981448, 13726810, 16472172, 20590215, 27453620, 32944344, 41180430, 54907240, 82360860, 164721720]

約数ペア:

[(1, 164721720), (2, 82360860), (3, 54907240), (4, 41180430), (5, 32944344), (6, 27453620), (8, 20590215), (10, 16472172), (12, 13726810), (15, 10981448), (20, 8236086), (24, 6863405), (30, 5490724), (40, 4118043), (60, 2745362), (103, 1599240), (120, 1372681), (206, 799620), (309, 533080), (412, 399810), (515, 319848), (618, 266540), (824, 199905), (1030, 159924), (1236, 133270), (1545, 106616), (2060, 79962), (2472, 66635), (3090, 53308), (4120, 39981), (6180, 26654), (12360, 13327)]