215048912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1096

約数の個数: 80

約数和(自身を含む): 483375312

約数和(自身を除く): 268326400

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 61, 68, 104, 122, 136, 208, 221, 244, 272, 442, 488, 793, 884, 976, 997, 1037, 1586, 1768, 1994, 2074, 3172, 3536, 3988, 4148, 6344, 7976, 8296, 12688, 12961, 13481, 15952, 16592, 16949, 25922, 26962, 33898, 51844, 53924, 60817, 67796, 103688, 107848, 121634, 135592, 207376, 215696, 220337, 243268, 271184, 440674, 486536, 790621, 881348, 973072, 1033889, 1581242, 1762696, 2067778, 3162484, 3525392, 4135556, 6324968, 8271112, 12649936, 13440557, 16542224, 26881114, 53762228, 107524456, 215048912]

約数ペア:

[(1, 215048912), (2, 107524456), (4, 53762228), (8, 26881114), (13, 16542224), (16, 13440557), (17, 12649936), (26, 8271112), (34, 6324968), (52, 4135556), (61, 3525392), (68, 3162484), (104, 2067778), (122, 1762696), (136, 1581242), (208, 1033889), (221, 973072), (244, 881348), (272, 790621), (442, 486536), (488, 440674), (793, 271184), (884, 243268), (976, 220337), (997, 215696), (1037, 207376), (1586, 135592), (1768, 121634), (1994, 107848), (2074, 103688), (3172, 67796), (3536, 60817), (3988, 53924), (4148, 51844), (6344, 33898), (7976, 26962), (8296, 25922), (12688, 16949), (12961, 16592), (13481, 15952)]