74780860

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{991}}^1$

素因数の和:1032

約数の個数: 96

約数和(自身を含む): 199987200

約数和(自身を除く): 125206340

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 343, 385, 490, 539, 686, 770, 980, 991, 1078, 1372, 1540, 1715, 1982, 2156, 2695, 3430, 3773, 3964, 4955, 5390, 6860, 6937, 7546, 9910, 10780, 10901, 13874, 15092, 18865, 19820, 21802, 27748, 34685, 37730, 43604, 48559, 54505, 69370, 75460, 76307, 97118, 109010, 138740, 152614, 194236, 218020, 242795, 305228, 339913, 381535, 485590, 534149, 679826, 763070, 971180, 1068298, 1359652, 1526140, 1699565, 2136596, 2670745, 3399130, 3739043, 5341490, 6798260, 7478086, 10682980, 14956172, 18695215, 37390430, 74780860]

約数ペア:

[(1, 74780860), (2, 37390430), (4, 18695215), (5, 14956172), (7, 10682980), (10, 7478086), (11, 6798260), (14, 5341490), (20, 3739043), (22, 3399130), (28, 2670745), (35, 2136596), (44, 1699565), (49, 1526140), (55, 1359652), (70, 1068298), (77, 971180), (98, 763070), (110, 679826), (140, 534149), (154, 485590), (196, 381535), (220, 339913), (245, 305228), (308, 242795), (343, 218020), (385, 194236), (490, 152614), (539, 138740), (686, 109010), (770, 97118), (980, 76307), (991, 75460), (1078, 69370), (1372, 54505), (1540, 48559), (1715, 43604), (1982, 37730), (2156, 34685), (2695, 27748), (3430, 21802), (3773, 19820), (3964, 18865), (4955, 15092), (5390, 13874), (6860, 10901), (6937, 10780), (7546, 9910)]