79977870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{126949}}^1$

素因数の和:126969

約数の個数: 48

約数和(自身を含む): 237650400

約数和(自身を除く): 157672530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 126949, 253898, 380847, 634745, 761694, 888643, 1142541, 1269490, 1777286, 1904235, 2285082, 2665929, 3808470, 4443215, 5331858, 5712705, 7997787, 8886430, 11425410, 13329645, 15995574, 26659290, 39988935, 79977870]

約数ペア:

[(1, 79977870), (2, 39988935), (3, 26659290), (5, 15995574), (6, 13329645), (7, 11425410), (9, 8886430), (10, 7997787), (14, 5712705), (15, 5331858), (18, 4443215), (21, 3808470), (30, 2665929), (35, 2285082), (42, 1904235), (45, 1777286), (63, 1269490), (70, 1142541), (90, 888643), (105, 761694), (126, 634745), (210, 380847), (315, 253898), (630, 126949)]