220236772

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{541}}^1$

素因数の和:657

約数の個数: 72

約数和(自身を含む): 470577408

約数和(自身を除く): 250340636

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 67, 98, 124, 134, 196, 217, 268, 434, 469, 541, 868, 938, 1082, 1519, 1876, 2077, 2164, 3038, 3283, 3787, 4154, 6076, 6566, 7574, 8308, 13132, 14539, 15148, 16771, 26509, 29078, 33542, 36247, 53018, 58156, 67084, 72494, 101773, 106036, 117397, 144988, 203546, 234794, 253729, 407092, 469588, 507458, 821779, 1014916, 1123657, 1643558, 1776103, 2247314, 3287116, 3552206, 4494628, 7104412, 7865599, 15731198, 31462396, 55059193, 110118386, 220236772]

約数ペア:

[(1, 220236772), (2, 110118386), (4, 55059193), (7, 31462396), (14, 15731198), (28, 7865599), (31, 7104412), (49, 4494628), (62, 3552206), (67, 3287116), (98, 2247314), (124, 1776103), (134, 1643558), (196, 1123657), (217, 1014916), (268, 821779), (434, 507458), (469, 469588), (541, 407092), (868, 253729), (938, 234794), (1082, 203546), (1519, 144988), (1876, 117397), (2077, 106036), (2164, 101773), (3038, 72494), (3283, 67084), (3787, 58156), (4154, 53018), (6076, 36247), (6566, 33542), (7574, 29078), (8308, 26509), (13132, 16771), (14539, 15148)]